None
Figure 9. Front, longitude 64 mm., natural size. Type, catalogue No. 165473, U.S.N.M. Etchegoin formation; locality 4665. This species is believed to be characteristic of the upper Miocene, and is found abundantly in the lower Purisima formation near Portola in San Mateo County and in several localities farther south 126 Caxcellaria tritoxidea Gabb. *Figu'relO. Front, longitude 78 mm., natural size. Catalogue No. 165561, U.S.N.M. Upper San Pedro formation, San Pedro, California. This species is believed to range from the upper Miocene to the Pleistocene. The specimen figured is from the type locality. 332 BULLETIN 39S PLATE XLVlll ETCHEGOIN FOSSJLS. PLATE XLIX. 333 88170— Bull. 398—10 26 PLATE XLIX. ETCHEGOIN (UPPER MIOCENE) FOSSILS: UPPER HORIZON. Pecten (Chlamys) wattsi Arnold. Page. Figure 1. Exterior of right valve, altitude 61 mm., natural size. Catalogue No. 165550, U.S.N.M. Upper Etchepoin formation; locality 4712. This specimen is also from the type locality. The species ranges from the upper Miocene to the lower Pliocene and is found in the Coalinga district only in the upper Etchegoin 132 2. Exterior of left valve, altitude 76 mm., natural size. Same locality. « Pecten nutteri Arnold. Figure 3. Exterior of right valve, altitude 67 mm., natural size. Catalogue No. 165549, U.S.N.M. Upper Etchegoin formation; locality 4712. This specimen is from the type locality of the species, where it is moderately abundant. It is believed to be character- istic of the upper Miocene and possibly lower Pliocene 132 4. Exterior of left valve, altitude 63 nun. Same locality. Terebratalia smithi Arnold. Figure 5. Exterior of dorsal valve showing beak of ventral valve, altitude of former 22 mm., natural size. Catalogue No. 165512, U.S.N.M. Tapper Etchegoin formation; locality 4758. This brachiopod is very abundant in the Pecten coalingaensis horizon 131 5a. Ventral valve of same specimen. Longitude 27.5 mm., natural size. Calliostoma kerri Arnold. Figure 6. Front of slightly distorted specimen, altitude 18.5 mm., natural size. Type, catalogue No. 165500, U.S.N.M. Upper Etche- goin formation; locality 4758 132 Calliostoma coalingensis Arnold. Figure 7. Front view of slightly distorted specimen, altitude 21 mm., natural size. Type, catalogue No. 165499, U.S.N.M. Upper Etche- goin formation; locality 4758 132 Nassa californiana Conrad. Figure 8. Front of a slightly imperfect young and unusually nodose specimen, altitude 13.5 mm., X 2. Catalogue No. 165508, U.S.N.M. Upper Etchegoin formation; locality 4806. This species ranges from the upper Miocene to the Pleistocene and may possibly have living representatives. This nodose form is apparently characteristic of the upper Miocene 133 334 COALINGA OIL DISTKICT, CALIFORNIA. 335 Nassa californiana Conrad var. coalingensis Arnold. Page. Figure 9. Front, altitude 32 mm., natural size. Type, catalogue No. 165511, U.S.N .M. Upper Etchegoin formation; locality 4758 133 Clidiophoba punctata Conrad. Figure 10. Exterior of left valve, longitude 28 mm., natural size. Catalogue No. 165497, U.S.N.M. Upper Etchegoin formation; locality 4806. This species, in which the right valve is somewhat flatter than the left, ranges from the upper Miocene to Recent fauna 131 PLATE L. 337 PLATE L. ETCHEGOIN (UPPER MIOCENE) ECHINODERMATA : UPPER HORIZON. ScuTELLA PERRiNi Weaver. Page. Figure 1. Top, longitude 46 mm., natural size. Catalogue No. 165560, U.S.N;M. Upper Etchegoin formation; locality 4712. This epecies is believed to be characteristic of the uppermost Miocene and possibly lower Pliocene 128 2. Bottom, longitude 45 mm., natural size. Catalogue No. I65o60, U.S.N.M. Same locality. AsTRODAPsis ? sp. a. I Figure 3. Top, longitude 28 mm., X 2. Catal(^;ue No. 165701, U.S.N.M. Upper Etchegoin formation; locality 4712. A common form at this horizon 128 3a. Bottom of same specimen. EcHiNARACiTNiua oiBBSii R6mond. Figure 4. Top of ypung specimen, longitude 33 mm., X 2. Catalogue No. 165537, U.S.N.M. Upper Etchegoin formation; locality 4710. This is the most abundant sand dollar in the district and is foUBd throughout the Jacalitos and Etchegoin formations 128 4a. Bottom of same specimen. AsTRODAPSis sp. indet. * * Figure 5. Top of young specimen, longitude 10.5 mm:, X 2. Catalogue No. 165538, U.S.N.M. Upper Etchegoin formation; locality 4708. 128 5a. Bottom of same specimen. 338 J. s. aeoLooicAL si ETCHEGOIN ECHINODERMATA. PLATE LI. 339 PLATE LI. ETCHEGOIN (UPPER MIOCENE) FOSSILS: UPPERMOST FOSSIL BED. LiTTORiNA MARIANA Arnold. Page. Figure 1. Front, longitude 14.5 mm., X 2. Type, catalogue No. 1654C1, U.S.N.M. Upper Etchegoin formation; Ux^ality 4718 129 LiTTORiNA MARIANA var. ALTA Arnold. Figtjro.2. Front, longitude 17 mm., X 2. Type, catalogue No. 165487, U.S.N.M. Upper Etchegoin formation; locality 4730 129 Macoma inquinata Deshayes. Figure 3. Exterior of left valve, longitude 46 mm., natural size. Catalogue No. 165483, U.S.N.M. Upper Etchegoin formation; locality 4736. -This species ranges from the upper Miocene to the Recent fauna 131 SOLEN SICARIUS Gould. Figure 4. Exterior of imperfect left valve, longitude 45 mm., natural size. Catalogue No. 165491, U.S.N.M. Upper Etchegoin formation; locality 4728. This species ranges from the Miocene to the Recent fauna, and is particularly abundant in the Coalinga dis-^ , trirt in the upper Mya zone 132 OsTREA VESPERTiNA Conrad var. sequens Arnold. Figure 5. Exterior of left valve, longitude 42 mm., natural size. Type, cata- logue No. 165545, U.S.N.M. Uppermast Etchegoin formation; locality 4728 132 6. Exterior of right valve, longitude 41 mm. Same locality. Mya japonica Jay. Figure 7. Interior of left valve, longitude 56 mm., natural size. Catalogue No. . 165479, U.S.N.M. (Perry's voyage). Upper Etchegoin forma- tion; locality 4736. This species is intermediate between M. truncata Linn, and M. arenaria Linn, and extends from the upper Miocene to the Recent fauna; it is a cold-water form 131 8. Exterior of left valve, longitude 66 mm., natural size. Catalogue No. 165480, U.S.N.M. Upper Etchegoin formation; same locality. 340 J. S. OEOLOaiCAL SURVEY BULLETIN 398 I ETCHEG01N FOSSILS. PLATE LII. 341 PLATE HI. TULASE ¥USSH AHD BRACKISH WATER PLIOCENE) Kinrn.£MAXCXSis Arnold. F*^^r*- * Exvn* r c >-^ vaI- -e* j =-nnie > mm.. \ 4. T>-pe, cataloerue No. >."';i Tiijri!? 5 r=jr: c: !■ ^-^ir*- 4731 153 SpHJOuiii cooPERi Arnold. Fis'iTv* 2. Ex:-'-i r ( ri^rt". vaIv^: I c-t::--!'? *-> mm . .. 2. T>-pe. catalogue N >.VJv, U S X M T-!j^f <T2dkii.n: l.«litv4732 153 C.\RINIFEX MARSHALU Amold. Firir** 3 Fr c*. ciAxi=i-j.=i •i:An-*»>r 3 7 dm . '*. 5. Typo, CAtali^eue Xo. >-V^ ■•. r S N M T lUrv t cm»ti c : 1 otlit>- 4732 153 PLkXORBlS VAXTLECKl AmoM. FLrup? 4. T ■?. niiiisii'i"! r.Azi»->r4 '»m.m-, • -V Type, o:ataK<eTie Xo. 165506, ^ rSNM T .Iat^ i niii-i n: 1 ^-alitv 4r3l 153 Physa HiTii^asA Gould. V.'iTv- >. Fr r.-. ! -^i'lie S '^ mir. . ^ 3. TatJ^Leue X«>, 16.vt02, U.S.X.M. T.f.jirv t mid:: r.: I •-Jkl::y 47.V2. This spocios ransre? fmm the Fl: *-vr.-^ : ihv R^Avn: uuaa 153 PiiYSA WATTsi Arnold. Fi-m- •>. Bj k. : r.ji: : !♦' '^ mra.. \ .^- Type. calal.«cue X.». 165503, U.S.X.M. T ;*.irv> f 'n^.ji'; n: 1 •\iIi:Y 4r32 153 G0X10BA<I> KETTLE31AXEXS1S Amold. Fi-;r\v 7 Fr .a' -^i a ra-h»-r lirje ?THXMm-ii. altitude 22.5 mm.. X 2. T>-pe, cat- " .,i.--o\.. iK'.^^l r.S.X.M. Tulan* formation; locality 4715. Al- ♦ f' '"inii in the Etrhoc in formation 153 J. S. QEOLOGICAL EURVEV BULLETIN 398 PLATE Ul 4 COALINGA OIL DISTRICT, CALIFORNIA. 343 GoNiOBASis NiGRiNA? Lea. rage. Figure 8. Front of somewhat imperfect specimen, loniyitudo G mm., X 5. Cat- alogue No. 165504, U.S.N.M. Tulare formation; locality 4732. This species is rather rare in the Tnlare. It extends to the Recent fauna 153 Amnicola andersoni Amokl. Figure 9. Front, longitude 4 mm., X 5. Type, catalogue No. 165505, U.S.N.M. Tulare formation; locality 4732 153 Anodonta kettlemanensis Arnold. Figure 10. Exterior of left valve, longitude 59 mm., natural size. Type, cat- alogue No. 165522, IT.S.N.M. Tulare formation; locality 4731. . 153 Gonidea coalingensis Arnold. Figure 11. Exterior of left valve, longitude 73 mm., natural Mze. Type, cat- alogue No. 165521, U.S.N.M. Tulare formation; locality 4739. . 153 OsTREA LURiDA Carpenter. Figure 12. Exterior of left valve, altitude 36.5 mm., natural size. Catalogue No. 365520, U.S.N.M. Tulare formation; Icx-ality 4743. This species, which is much less prominently corrugated than Ostrea vespcrtina Conrad, ranges from the uppermost Etchegoin (upper Miocene) to the Recent fauna 153 GENERAL INDEX. ^' Page. Acknowledgments to those aiding 14-1& Aggradation, effects of 44-45 Aladdin Oil Co.'s well, log of 22S-236 Alcalde, character of. 25 rocks near 106 structure near 106 Alcalde Canyon, location of. 23-24 rocks in 53-^,97,171,239 structure in 166-167,221 Alcalde Hills, definition of 22 description of 34-35 fault in 168-163 rocks of 80, 8a-«S, 106-107, 117, 172 Allen, I. C, work of 13 on quality of oils 264-273 Alluvium, character and extent 154-157 American Petroleum Co., wells of. 182 Anderson, F. M., on Coalinga region 17, 56,59,61,63,72,74,77-78,81,87,113,117 on Mount Diablo Range 79, 141 Anodonta sone, position of. 153 Antelope Valley, location of 19,20 rocks In and near.- 87,91,145 Anticline Canyon, location of 24 section in 21(^220 Anticline Ridge, definition of. 21 description of. 34 future development on 236-237 rocks of 114, 149,242 Asphalt oil, source of 189 Associated area, location of 213 oil of 216 structure of 213-214 wells of, geolog}' of 214-216 log of 216 Associated Oil Co. , pipe lines of 247-248 Avenal Creek, description of 41-42 rocks near 105 view on 82 Avenal Gap, definition of 23 origin of 45 rocks near 145, 147-148 section near 147 Avenal Land and Water Co. , wells of 230 wells of, log of 230 Avenal Ridge, definition of 19, 22 description of 31 rocks on 55 view of 92 Avenal sandstone, correlation of t)3 Avenal syncline. structure of um B. Baby King oil Co., well of Becker, G. F., investigations of Benitoite, occurrence and nature of. 88170— Bull. 308 -10- 230 IG 51 27 Pace. Big Blue, eorrelation of 81 dflposttion of 174-175 >Doi2rrBiioe and character of 76, 78,82,88-89,196-206 origin of 157 Big Oumbo sand, occurrence of 214-215 Big Tar Creek, description of 42 rocks on and near. ... 53, 54, 68, 69, 70, 93, 119, 149 sections in and near 92, 104, 120 flgon showing 68 Black Moantain Oil Co., weUs of 231 wells of, log of 231 Blue Oooae OU Co., wells of 196 British Consolidated area, gas in 201 loottion of 196, 199 oil of 198-199, 200-201 wells of, geology of 196-198,199-200 Buena Vista Hills, rocks of 79 C. Caledonian area, location of 213 oil of 216 structure of 213-214 wells of, geology of 214-216 log of 216 Califomia OU and Gas Co., wells of 195 wells of, section near 219-220 Califomia Oilfields area, location of 201, 203 oil of 208-203,204-206 wells of, geology of 201-202, 203-204 Califomia Oilfields Co., development by . . . 181-182 Call area, location of 206 oil of 20S. wells of, geology of 20H-208 Canoas Creek, description of 42 rocks on 69, 70,84,93, 102-103, 148 sections on 84, 102, 119 Caribou area, gas in 201 location of 199 oil of 200-201 wells in, geology of 19^-200 ( 'astle Mountain, definition of 21-22 description of 31 faults in 167, 174 (^hanslor & Canfield, wells of 180 Chico formation, fossils in 53, 55, 56, 58, 60-61 fossils in, plate showing 274 oil in (>l-<)2, 182, 180. 183, 188-189,234,236 See also Knoxvllle-C-hlco. Cholanie Creek, lot^ation of 21 Clear Field Oil Co., well of 180 Climate, character of 26 Coal, deposits of 49 Coalinga, character and location of. 25 rocks near 55 ( oalinga anticline, description of 165-166, 168 £ 345 346 GENERAL INDEX. Joalinga anticline, views of 32, 162, 190 Coaling beds. Set G lycymeris sone. Coalinga district, deflnltion of 18 location of 25 sections across, figure showing 161 Coalinga field, definition of 18 rocks of 8MK),117 Coalinga Oil Transportation Co. , pipe lines of. 247 Coalinga syncllne, description of 16&-166 Coast Range Oil Co., well of 180 Columnar section, figure showing 47 Commercial Petroleum Co.'s well, section near 222 Confidence area, location of 206 oil of 208 wells of, geology of. 206-208 Conglomerate, occurrence and character of. . . 156 Consolidated Oil and Development C^o., wells of. 230 Cooper, J. O., paleontology by 17, 142, 153-154 Cooperation, advantages of 15-16 Crescent Oil Co., wells of 195 Cretaceous rocks, concretions in, view of 40 oilfrom 11,188-189 views of 40, 64 See also KnoxvUle-Chico. Cretaceous time, events in 170-171 Curry Mountain, description of 30 rocks of 62-54, 83 structure of. 166, 220 view of 54 D. Dagany Gap, definition of 23 future development near 239-241 Davis, E. P., work of. 16, 192 Development, description of. 233 future of. 233-245 Diablo anticline, structure of 168 Diablo Range, definition of 1^20 description of. 27-31 ridges of 28-29 roads across 25 rocks of 28, 50, 113, 141. 163 Dikes, view of 66 Domf jean sands, correlation of 63-64 Drainage, changes in 43-45 description of. 39-42 Drilling, profitable depth of 234 Dudley, character of 25 Dudley- Lemoore road, definition of. 25 section near. 147-148 E. Eastside field, definition of 182 description of 196-206 development In 181 future of 235-236 oil of 184 territory northwest of, future of. 235 wells in 261 , »a See also particular areas. Echfnarachnlus lone, position of 13fi El Cerrlto Oil Co., well of 232 Eldrldge, G. IT., work of 13, 14. 17 Elk Hills, rooks of 79 Eocene rocks, subdivision o! 63 oilfrom 11 See also Tejon formation. Eocene time, events in 171-172 Erosion, changes due to 43-45 Esperanza Oil Co., well of 233 Etchegoin formation, age of 139-140 character of 76,113-124,242-243 contact of, with Tulare formation 144 correlation of 48, 95, 138-139, 140 deposition of 1 77-178 dis tri bu t ion of 1 1 7-1 24 fossils in 76, 124-137 plates showing 312-340 rones of 113, 136-137 view of 82 oil in 140 orlglnof 137-138 sections of 119-120, 123-124 figures showing. 101 , 122 F. Fairbanks, H. W., on Santa Margarita for- mation 88 on Paso Robles formation 142 Faulting and folding, changes due to. 43-45, 162-163 character of 168-160 occurrence of 174 Field work, eztentof 13 Florence Oil Co., well of 233 Folding. See Faulting and folding. Foothills, description of 32-37 view of 26 rocks of 28, 32 separation of 28 Formations, correlation of 48 succession of. 46 figures showing 47, 191 Fossils. See partieuUw formations; also Index of fossils. Franciscan formation, character of 50^1, 175 correlation of 48 deposition of 169 distribution of 61 igneous rocks in 157 relation of, to oil 51 G. Qarza Creek, description of.. 42 rocks of 63,69 Geologic history, account of 109-179 Geology, character of 11 columnar section showing 47 description of 45-179 early knowledge of 16-18 Gibbs Oil Co., well of 233 Glycymerls zone, character of 76, 114-115 correlation of 77 fossils of 78 position of 76,136 Guljarral Hills, definition of 23 description of 34 future development of 236-237 rocks of 149 Gypsum, deposits of 49-50 GBNERAIi INDBZ. 347 H. Page. Uensbaw well, water of 227 Hess, F. L., on gypsum SO' Hillebrand, W. F., analyses by 14, 158, 1S9 Home Oil Co., weU of 180-181 Horsetown formation, absence of 52 I. Igneous rocks, description of 157-160 Indicator stratum, nature and use of 81-82 Iowa 6ll Co., well of 233 J. Jacalitos anticline, future development at.. 238-230 Jacalitos Creek, description of 41 rocks near 51,89,96,06, 100-102, 106,239 section on 99 figures showing 100 Jacalitos formation, age of 111-113 character of 76,78,96-108,112-113,243 correlation of 48,78,91-92,95 deposition of 176-177 distribution of. 97,9^-108,112 fossils of 108-113 plates showing 300, 302, 304, 306, 308, 310 sones of Ill oUin 11,113,182,183,185 recognition of 96-t7 relations of 97-08 sections of 99, 102, 104 figure showing 100 view of 190 Jacalitos Hills, definition of 22 description of 35-36 rocks in 80,83,105-106,148-140 structure in 167, 168 view in 26 Jasper Canyon, location of 24 rocks Of 93 Joaquin Ridge, definition of 21 description of 29-30 hills near 34 rocks of. 75,172,175,177,241 section on 59 structure of. 165 Juniper Ridge, definition of. 21 description of. 30 rocks of. 52-64, 1 73 structure of. 220 Jurassic rocks. See Franciscan formation. Jurassic time, events in 160-170 K. Kerr, W. P., development by 181-182 Kettleman Hills, definition of 24 description of 36-37 future development in 241-245 oU wells In 181. 184 rocks of. 113-116,120-124,141-148,241-244 section in 1 23-124 sou of. 156 structure of. 165, 241 Kettleman Hills field, definition of 19. 182. 232 geology of 232 oflof 232 wells of, geology of 232-233 Kettleman Plain, definition of 24 Page Kettleman Plain, rooks of 141 soil of. 15© structure of. 166 Kings County OU Co. , weUs of 230, 231 wells of, log of 231 Knoxville-Chico rocks, age of 53, 55, 60-61 character of 51-60 correlation of 48 deposition of. 170-171 distribution of. 52-53 fossils In 53,55,56,58,60-61 plate showing 274 See aUo Chioo. Kreyenhagen field, geology of. 22^229 location of 18, 182, 227 map of 228 oUof 184,22^229 rocks of. 89,90-94 structure of. 228 weUsof. 229,263 wells of, geology of. 229-232 logs of 230, 231 Kreyenhagen Hills, definition of. 22 description of. 35-36 future development of 239-241 oUweUsof. 181 rocks of. 9^104, 115, 116, 11»-120, 148-149, 163, 177 Kreyenhagen OU Co., wells of 229 Kreyenhagen shales, correlation of. 63 Larsen, E. S.,jr., on syenite 14,168 Laval grade, definition of. 24 Location of area 11, 25 map showing 12 Los Qatos Creek, description of. 40-41 faults on 163 hUlsnear 33-34 rocks near 55,57-58,65,66^,90,118 structure near 166 Lost HUls, structure of 166,244 LucileweU, opening of 181 McClurg, J. A., weUsof 181 McKittrick formation, occurrence and char- acter of 71M0 McLure Valley, definltfon of. 24 hills near 37 rocks of and near.. 89,90-91,93,97,104-105,120 structure of. 168 view in 92 Map, index, of southern California 12 Map, structural, of Coalinga district Pocket. Maps, contour, of Coalinga field 228, pocket. accuracy of 192-193 explanation of 189-190 Maps, geologic , of CoaUnga field and district . Pocket. preparation of 192-193 se<*tions of, plates showing 190, 192 use of 190-192 Marshall, R. B., work of. 15 Mason, S. G., aid of 14 Mercantile Crude area, location of 206-209 PLATE LII. 341 PLATE L. 337 352 INDEX OF FOSSILS. Bchlnodennata. 85, 86, H US, 110, 126, 128^ 131, «Sf.M9 BlUpBosiiilIla gmnuUfBn Qabb 72 F. Flcus pyritlfonxLls Gabb 86,86 Fonunlnifen 72 Fomriftbtftonl Arnold 85,86,f0f carifensls F. IC. Anderaon 94,fM ooaiingBoae Arnold. 133,S2f gabblanum F. I£. Andenon. 85,W,i88,iW var.Tauipftllarioldes Arnold 85,86 ponde ros um Qabb. . . 109, 110, 111, 127, 133,509 FususdUboliOabb 72 martlnee Qabb 72 ramondllOabb 71 O. Galeras excentricos Oabb 71,f84 GariteztaGabb 72 Oaateropoda 60,72,85,86,94, 109, 110, 126-127, 129-130, 132-133, 153, f8f-f«9 Olycymeris. 219 coallngensls Arnold 125, 131, 136, Ste aeptentrionallsMiddendorf. 125, 128, 131, 136, J/« veatchlGabb 61 sp 108,125 Gonldea coallngensls Arnold. 153,Af5 coallngensls Arnold var. cooperf Arnold . 153 Gonlobasis 138 Kettlemanensls Arnold 129, 153, $42 nlgrfnal.«a 153,345 occataninds 154 Oyrodes sp 61 H. Hinnites 58 Hlnnltes glganteus Gray 94, 19^ I. Inooeram us. 63 , 60 whltneyi Oabb 61 L. Lagena sp 72 lieda gabbl Conrad 70, 72, 73, ;979 LIttorina 144 grandis Middendorf. 137 mariana Arnold 129, 133, 137, 153,5^ var. alta Arnold 129,133,137,5^(0 Loxorhynchus grandis Stimpson 133 Loxotrema turrlta Gabb 71, i86 Lonatiahomli Oabb 71,72, 73,£85 lewlsil Goold 109, 110, 127, 129, 133, S2S sp 60,71,«S5 Lytoceras sacya Forbes. 61 M. Ifaooma inqulnata Deshoyea . . 125, 128, 131, 137, S40 jacalitosana Arnold. . . : 110, 5/0 nasuta Conrad 04, 126, 128, 131, 5/5, 5f« plercel Arnold 85,86,f!9f aeota Conrad 85,86,110,112,131,518 vanvlecU Arnold 110, 111, SOg, SIO 8p 110,131,508 ICactia alberta Coniad 125,5/9 ashbamerl Gabb eo,874 ooalinesosis Arnold. 125,131,5f8 Tage. Mammalia. 109,110 Margarita Johnaoni Arnold. 1 10, 508 sp 133 Margaritanasabangulata Cooper 154 Meekia sella Gabb 60,f74 Melongena sp 110, 111 Meretrit gabbi Arnold 70, «ao homil Gabb 70, 88/ ovallsGabb 70,00 uvasana Conrad 70,88/ Metis alta Conrad 85,86, 108, 110, fSO sp 110,125,131 Mnthasanctscrucis Arnold 85,f00 Modiola omata Gabb 72 Modlolbs directus Dall 131 rectus Conrad 125,128,131,5/8 Monia macroschisma Deshayes 108, 110, 112,505 Morto tubercnlatus Gabb 72,73 MuUnla 122,123 densata Conrad 85, 86, 108, 110, 125, 128, 131, 136,5/^,580 densata Cooiad var. minor Arnold... 85, 86, £88 Mya 101,118,144 arenaria Linneus 340 japonlca Jay 125, 128, 131, 136, 137,5^0 truncata Linneus 340 Msrtiloooncha coallngensls A mold 110, 112, 125, 128, 131, 139,5/5,588 incurvus Conrad 139 Mytllns (MytUoconcha) coallngensls Arnold . 110, 112, 125, 128, 131, 139, 5/5, 588 incurvus Conrad 137 mathewsoni Gabb var. expansus Arnold . 85 , 86,95,888 N. Naasaoallfomlana Conrad 127, 129, 133, 5S4 callfomiana Conrad var. coallngensls Arnold 127, 129, 133, S3» Natica 127 Nerita globosa Gabb 72 triangulata Gabb 71 , 885 Neverl ta caUosa Gabb 85, 86 reclusiana FeUt 110,130.133,5/8 var. alta Dall 127,130,5/8 sp , 110 Nodosaria sp 72 Nucula castrenais Hinds 129 sp 60,122 Oclnebra topangeasis Arnold 85,86,808 OUvellabipUcata Conrad 133 pedroana Conrad 130, 133 Opallasp 130.133 OrbltoUtessp 70,880 Ostrea 101,122 atwoodl 110,112,126,132,136,5/f aviculiformis F. M. Anderson 70,73,877 Idraenais Gabb 70, MT6 lurida Carpenter 129,132,153,164,545 aculpturata Conrad 139 Utan Conrad 85,86,87,86,112,888,888,800 veapertlna Conrad 120,132,137,138,139,588 var. aequens Arnold... 129,132,137,138,840 sp 70,126,120 IKDBX OF FOSSILS. 353 !*• Page. Pachydbcussp 60 Panopea 101,102 estrellftiia Conrad 100, 110, 111, 908 generosa Oould 110, 111, 126, 132, 5^ P^hiajacaUtoaeosis Arnold 110,5/0 staleyiOabb 100, 112, 126, 120, 132, S5f tenerrima Carpenter 110,112,126,509 tmncata Oabb 126 Pattnopecten oweni Arnold S24 Pecten 76,101 andenonl Arnold 84,86»86,87,146,<9f bowersi Arnold 87 ^wiiHiignAn«iw Arnold 101, 110, 129, 132, 136, 137, 138, SSM crassicardo Coniad 86,86,94,06,109,111,508 desert! Conrad 129,130,55f estrellanus Conrad 86, 86, 94, 95, 101, 102, 106, 107, 100, 110, 111, 112, g98 glbbos var. oonoentricus Say 139 interradiatus Oabb 70,73,f80,£8/ magnolia Conrad 87 mlguelensis Arnold 85, 86 nntterl Arnold 129,55^ (Patinopecten) owenl Arnold 109, 110, 111, 112, 128, 129, 132, 136,219, 524 peckbami Oabb 70,73,74,£80 (Cblamys) wattsl Arnold 119, 126,129,132,137,554 yar. etchegoinl F. H. Anderson 129, 137 Pectoncalos 316,318 veatchUOabb 61 Pelecypoda 60, 72, 86, 86, 04, 108-100, 110, 125-126, 128-129, 131-132, 163, $7&-i77, iaO-BSl Perissolaz brevirostrls Oabb eo,JS74 Petricolasp 70 Phacoidefl acutilineatus Conrad 86,86,128,194 OTOldea Oould 132 (lOltha) BanctSBcnicis Arnold 85, 86, £90 Physa oostata Newoomb 164 hnmerosa Oould 153,54; wattsi Arnold 153,54* Pisania fortis Carpenter var. angulata Ar- nold 127,133 Pisces 109,110,127.130,133,153 Placnnanomla califomica Arnold 129, 396 inomata Oabb 70,73,280,281 macrochisma Desbayes 306 Plagiopecten deserti Conrad 55jP Planorbis tumens Carpenter 415 vanTlecld Arnold 153,54f Plcuiotoma ooallngensls Arnold 133,5ff domenginei Arnold 71,886 tretDoensis Arnold 71, £85 guibersoni Arnold 71,886 (Bathytoma) pieroei Arnold 85, 86, fSff Pttohippiu sp 98,110,500 PolymorpbJna sp 72 Potamldes carbonioola Cooper 71,73,184 Paeudocardium gabbi Rdmond 320 Puiynlinasp 72 Purpura 308,314 R. BtmeUaGanallferaOabb 71,«84 S- Page. Sagrlnasp 72 Saxidomus nuttalU Conrad 109, 126, 132, SiO vaquerosensis Arnold 85,86,899 Sehizodesma abscissa Oabb 110, 111,50« Schizothsrus nuttalii Conrad 126 pajaroanus Conrad 109, 111, 112, 126 Scutella ,.. 84 merriami F. M. Anderson 85,86,87,f00 perrinl Weaver 128,558 Bemele rubropicta Dall 132,528 Septifer ooalingensis Arnold 86,86,S88 dicbotomus Oabb 70,876 Serpulorbis sp 71,884 Sigaretus soopalosos Conrad 127,549 Slllqua nuttalii Conrad 126,132 sp 132 Solen paralellus Oabb 70 sicarlus Oould 94, 110, 126, 129, 132, 137, 540 sp 60 Sphsrlum cooi>eri Arnold . : 153,544 dentatum Haldeman 164 kettlemanenis Haldeman 153,544 Sptrogljrpbus tejonensis Arnold 71, 485 Spondylus carlosensls F. M. Anderson 70,479 T. Tamiosomagr^arla Conrad 76, 94, 95, 110, 111 , 112, 127, 133, 4M Tapes staleyi 332 Tellina aragonia Dall 110,111,509 bomli Oabb 70,72,73,479 Joaquinensls Arnold 70,477 ooldesOabb 60,474 sp 70 Terobratalia occldentalls Dall 131 smlthl Arnold 128,131,137,554 Terebratellasp 72 Thais 314 crlspatus Chemnitz 110,130,133,500 etchegoinensis Arnold 130, 133, 5/4 kettlemanensis Arnold 110, 112, 127, 509, 540 Thracla Jacali toeensis Arnold 1 10, 5/0 Tlveia inesana Conrad 85,86 Tnichycardlum vaquerosensis Arnold 85, 86,499 Transennella califomica Arnold 120, 554 Tritonidea kreyenhageni Arnold 71,485 Tritonium callfomicum Oabb 71,484 Trochlta fllosa Oabb 86, 88, 127, 130, 133, 137 sp 85,86 TrochosmiUa strlatus Oabb 72 Tiochosyathus striatus Oabb 72 Trophon ( Forreria) bartoni Arnold 86, 86, 4flf (Forreria) carisaensis F. M. Anderson 94^ 96,408 (Forreria) ooalingense Arnold 133,549 ( Forreria) gabblanum F. M. Anderson ... 86, 86,488,490 var. cancellarioides Arnold 86,86 (Forreria) ponderosum Oabb 100, 110,111,127,133,509 (Boreotiophon) stuarti Smith 130, 549 TuiilteUa Inesiana Conxad 87 354 INDEX OF FOSSILS. Turritella ocoyi^ 84, 86, 86, 87, f9^ pachecoensis Stanton 71,72,73,285 uvasana Conrad 71,S85 vanvlecki Arnold 127,5£9 V. Vaginulinasp 72 Venericardia altioostata Oabb 70,B8t homil Oabb, 72 planioosta Lamarck 70,72,73,f7'tf sp 70 Venos pertenuis Oabb 85,86,f94 Venus varlans Oabb 60 Volutoderma gabbi Wlilte 60,f74 X. Xenophorasp 71 Xylotrypasp 85»86,130 Y. Yoldia ImpnflBa Conrad 85,86 Z. Zizphea dentata Oabb 86, 86, 94, 110, 111, iB0» gabbl Tryon 129,132 O PBIMABY LEVELING. 17 THORNTON 15^ (sT. OEOROE 3(K) QUADRANGLE. aSLAJnOS, EAST ALONG mOHWAT, VIA KNOTTSVILLI, 8INCLAnt, AND FELLOWSVILLE, TO TX7NNCLTON. Knottsville, 300 feet south of post-office, in large rock on east of road oppo- Feet, site house of W. E. Wilson; bronze teblet stamped " 1484 ADJ 1903 ". 1, 483. 764 Claude, 1 mUe northwest of, 3.1 miles southeast of Knottsville, 10 feet south of center of road, in large rock; bronze tablet stamped "1418 ADJ 1903" 1,418.088 Dent, opposite post-office, west side of road, 300 feet south of covered bridge over &uidy Creek, in large rock; bronze tablet stamped "1326 ADJ 1903" 1,325.740 Sinclair, 1 mile northeast of post-office, 250 fpet north of forks, in large rock on east side of road; bronze tablet stamped "1489 ADJ 1903'' 1,488.956 Sinclair, 3.4 miles north of post-office, 0.2 mile north of forks of road, 0.1 mile south of residence of H. Goff, west side of road, in large rock; bronze tablet stamped "1408 ADJ 1903.** (The true elevation is possibly 1 foot greater) 1,408.185 Fellowsville, 0.3 mile northeast of, in bridge seat of south abutment of iron bridge over Little Sandy Creek; bronze tablet stamped "1379 ADJ 1903" 1.379.639 Fellowsville, 3.2 miles northeast of, 150 feet east of Bolyard residence, on right side of road, in large rock; aluminum tablet stamped "1625 ADJ 1903" 1, 626. 274 a&ArroN, east along Baltimore and omo railboad, to irontown; thence north along hiqhwats, VIA oladesvillb and browns mill, to MASONTOWN.0 Lesmalinston, in front of station; top of rail 1, 031 Thornton, 0.1 mile west of, 5.7 miles east of Grafton; in bridge seat on east side of north abutment of iron bridge over Throefork Creek; aluminum tablet stamped "1041 ADJ 1903" 1,041.342 Irontown, 65 feet northwest of railroad , in large rock ; bronze tablet stamped • "1079 ADJ 1903" 1, 079. 002 Irontown, 2.5 miles northwest of, 175 feet east of house, forks of road to left in center of forks, in large rock ; bronze tablet stamped "1506 ADJ 1903 ". 1 , 505. 794 Irontown, 4.5 miles north of, 100 feet east of house, 150 feet west of road fork to north, north side of road, 15 feet from center, in rock; bronze tablet stamped "1431 ADJ 1903" 1, 431. 638 Gladesville, 75 feet south of poet-office, at crossroads, in large rock; alumi- num tablet stamped "1774 ADJ 1903" 1, 773. Oriole, in northwest comer of stone foundation of Pleasant Valley M. P. Church; bronze tablet stamped "1486 ADJ 1903." (This elevation is possibly 1 foot too great) •...'.. 1, 487. 431 ntONTOWN, EAST ALONG BALTIMORE AND OHIO RAILROAD, TO TUNNELTON. Hardman, 0.15 mile west of, 1.7 miles east of Irontown, bridge 97 over Raccoon Creek, near Taylor-Preston county line, in west abutment on north side; bronze tablet stamped " 1111 ADJ 1903 " 1, 111. 263 Newburg, 0.2 mile east of, on south side of Baltimore and Ohio Railroad, about 8 feet from track, in large rock; bronze tablet stamped " 1232 " 1, 231. 861 « An ezoessive error Is distributed In this line. 370a-Bull. 399-09 2 18 SPIRIT LEVELING IN WEST VIRGINIA, 1896 TO 1908. TUNNKLTON, NOBTH AlOSQ mOHWAT, TO HOWX8TILLE. Howesville, 7XX) feet south of poet-office, on west side of West Virginia Northern Railroad, 940 feet west of George Rhodes's store; bronze tablet Feet, stamped "2222 ADJ 1903" 2, 223. 039 KINQWOOD ly (ST. OEOBOE 30^) QUADRANGLB. AT TUNXKLTON. Tunnel ton, in southeast comer of large cut-stone building owned by J. J. Bonifield; bronze tablet stamped ** 1828 ADJ 1903 " 1, 829. 682 ROWESVTLLE, NORTHBA8T ALOMO mOHlTAT, TO ALBRIGHT. • Kingwood, at comer of Price and Main streets, on southwest comer, water table of Kingwood National Bank, east of front door; bronze tablet stamped "186^ ADJ 1903" 1,862.985 Albright, at northwest comer of iron bridge over Cheat River, in stone retaining wall; bronze tablet stamped "1217 ADJ 1903" 1, 217. 567 ALBRIOBT, SOUTHKAST ALOKO mOHWATS, TO TXKRA ALTA. Albright, 2.6 miles southeast of, in front of residence owned by John Hor- ner, in laige rock on north side of road by water trough; bronze tablet stamped "1891 ADJ 1903" 1,891.249 Terra Alta, in foundation at southeast comer of large brick Ofifutt & Lakin Building; bronze tablet stamped ** 2659 ADJ 1903" 2,659.097 TERRA ALTA, SOUTH ALONG HIOHWAYS, VIA AURORA AND HORSESHOB RUN, TO SUMMIT OF MOUNTAIN NEAR PRESTON-TUCKER COUNTY LINE.a Terra Alta, 4.2 miles south of, on farm of John Shaffer, in laige rock on west side of road; bronze Ublet stamped "2769 ADJ 1903" 2,759.272 Amboy, 1 mile north of, on farm owned by Robert McMickin, in laige rock on west side of road; bronze tablet stamped "2700 ADJ 1903" 2, 699. 694 Aurora, in northeast comer of forks of road, in large rock; bronze tablet stamped * * 2640 ADJ 1903 " 2, 639. 986 Aurora, 2.4 miles south of, in stone foundation of barn of Daniel J. King; bronze tablet stamped "2650 ADJ 1903" 2, 650. 479 Uonteshoc Run, 1 mile southwest of ]xjst-officc, in north side of stone foundation of church ; bronze tablet stamped * * 2686 ADJ 1903 " 2, 685. 737 ROWLESBURQ, SOUTH ALONG HIGHWAYS, TO HANNAHS\'ILLE. Rowlesburg, Baltimore and Ohio Railroad bench mark 75 1, 401. 265 Rowlesbuig, in north side of west abutment of railroad bridge over Cheat River; bronze tablet stamped "1398 ADJ 1903" 1, 398. 387 Macomber, 3.1 miles south of Rowlesbuig, 50 yards east of forks of roads with Northwestern turnpike, on south side of road by farm owned by Mrs. Macomber, in rock; bronze tablet stamped "1410 ADJ 1903" 1, 410. 152 Etam, 2.1 miles northwest of, on south side of road at forks leading to Dog Run, in large rock; bronze tablet stamped "1618 ADJ 1903" 1,618.211 Etam, southeast comer of stone foundation of schoolhouse; bronze tablet stamped "1765 ADJ 1905" 1, 764. 577 AT AMBLERSBURQ. Amblersbuig, west end of south wall of railroad bridge over Saltlick Creek, opposite telegraph pole 250/27; bronze tablet stamped " 1625 ADJ 1903 " (set from corrected railroad precise levels) 1,625.349 ■^^r— ""^^-^p^^w*^ a An excessive error Is distributed in this line. PRIMAKY LEVELING. 19 ▲T RODAKSRS TUNNEL. Rodamers, 0.25 mile northeast of station, south side of west portal of tun- nel; bronze tablet stamped **2092 AD J 1903" (set from corrected rail- Feet, road precise levels) 2, 092. 350 • PARSONS 15^ (ST. GEORGE 30^) QUADRANGLE. MOUTH or UCIONG CRSBK, ALONG HIGHWAYS UF CHRAT RIVER, TO PARSONS. Hannahsville, 3.1 miles south of, west side of road at turn, in outcrop of rock; bronze tablet stamped " 1659 ADJ 1903 " 1,659.515 St. George, 1 mile north of, in south end of east abutment of iron bridge over Cheat River; bronze tablet stamped * * 1553 ADJ 1903 " 1, 553. 064 St. George, 2.6 miles east of, iron bridge over Horseshoe Run, near mouth, in northwest wing wall of concrete abutment; aluminum tablet stamped "1576 ADJ 1903" 1,576.356 Parsons, 2 miles north of, iron highway bridge over Cheat River, in north- west bridge seat; bronze tablet stamped * ' 1614 ADJ 1903 " 1, 614. 140 Parsons, 900 feet east of, iron railroad bridge over Cheat River, in second step of southwest coping stone; bronze tablet stamped ' ' 1660 ADJ 1903 '* . 1, 649. 837 ITP HORSESHOE RUN, ALONG HIGHWAY TO TOF OF MOUNTAIN. <> Leadmine, 1 mile south of, in southeast bridge seat of iron highway bridge; aluminum tablet stamped "1727 ADJ 1903" '. 1, 727. 042 Leadmine, 2.4 miles northeast of, 970 feet north of intersection of road near mouth of Wolf Rim, on west bank of Horseshoe Rim, in ledge of rock; aluminum tablet stamped "1872 ADJ 1903" 1, 872. 311 Leadmine, 7 miles northeast of, on Hogback Mountain, in northwest cor- ner of foundation of residence of David Ruth; aluminum tablet stamped "2482 ADJ 1903" 2, 482. 456 FARaONS, ALONG WESTERN MARYLAND RAILROAD, TO THOMAS. Hambleton, road crossing at station; top of rail 1, 682. 7 Hendricks, wagon bridge spanning Black Fork of Chc^at River, in north- west bridge seat; aluminum tablet stamped "1721 ADJ 1903" 1, 72L 004 Hendricks, 2.5 miles northeast of, in second step of northeast wing wall of iron railroad bridge; aluminum tablet stamped " 1910 ADJ 1903 " 1, 910. 117 Douglas (Albert), 1.1 miles southwest of, at milepost 81, in coping stone south side of east end of stone arch; aluminum tablet stamped "2631 ADJ 1903" •. 2,630.795 Douglas, in front of station; top of rail 2, 796. 1 Thomas, in southwest comer of Davis Coal and Coke Company's office; aluminum tablet stamped "2986 ADJ 1903 " 2, 986. 462 HENDRICKS, SOUTHEAST ALONG DRY FORK RAILROAD, TO GLADWIN. Hendricks, 3 miles southeast of, 900 feet north of milepost 3, 100 feet east of railroad, 70 feet southeast of spring under oak tree, near two large chest- nut trees, in bowlder; aluminum tablet stamped " 1788 ADJ 1903 " 1, 787. 621 Hendricks, 6.4 miles southeast of, north of track, in side of cleft of rock; aluminum tablet stamped "1876 ADJ 1903 " 1, 876. 266 Gladwin, at west side of north end of wooden railroad bridge spanning Dry Fork, in large sandstone ledge; aluminum tablet stamped "1944 ADJ 1903" 1, 943. 765 a An excessive error Is distributed in this line. PI^TE LII. 341 PLATE LII. TULARE (FRESH AND BRACEISH WATER PLIOCENE) FOSSILS. Sphjerium kettlemanensis Arnold. Page. Figure 1. Exterior of left valve; longitude 8 mm., X 4. Type, oatalc^ue No. 165519. Tulare formation ; locality 4731 153 la. Interior of same Hpecimen, SPHiERiuM cooPERi Arnold. Figure 2. Exterior of right valve; longitude 9.5 mm., X 2. Type, catalogue No. 165528, U.S.N.M. Tulare formation; locality 4732 153 2a. Interior of same specimen. Carinifex marshalli Arnold. Figure 3. Front, maximum diameter 3.7 mm., X 5. Type, catalogue No. 165507, U.S.N.M. Tulare formation ; locality 4732. 153 3a. Top of same specimen. 3b. Bottom of same specimen. Planorbis vanvlecki Arnold. Figure 4. Top, maximum diameter 4.5 mm., X 5. Type, catalogue No. 165506, U.S.N.M. Tulare formation; locality 4731 153 4a. Bottom of same specimen. Physa humerosa Gould. Figure 5. Front, longitude 8.5 mm., X 3. Catalogue No. 165502, U.S.N.M. Tulare formation; locality 4732. This species ranges from the Pliocene to the Recent fauna 153 Phys.a. wattsi Arnold. Figure 6. Back, longitude 6 mm., X 3. Type, catalogue No. 1G5503, U.S.N.M. Tulare formation; locality 4732 153 GoNiOBASis kettlemanensis Arnold. Figure 7. Front of a rather large specimen, altitude 22.5 mm., X 2. Type, cat- alogue No. 165501, U.S.N.M. Tulare formation; locality 4715. Also found in the Etchegoin formation 153 342 S. OEOLOOICAI. SI BULUETIN 398 PLATE U 4^ TULARE FOSSILS. 24 SPIBIT LEVELING IN WEST VIRGINIA, 1896 TO 1908. CL4BK8BUEO, WE8T ALONG BALTUfOEB AKO OHIO aAIUU>AD, TO LYNCH. Clarksbuig, at comer of Pike and Third streets, in northwest comer of post- Feet. office, 2 feet above ground; aluminum tablet stamped "1006 GRAFTON". 1,007. 699 Adamston, 0.5 mile west of, northeast comer of trestle 9, on top of stone; chiseled square 960. 68 Wilsonbuig, in front of station; top of rail 984 Wilsonbuig, 0.5 mile west of, on small culvert south of track; chiseled square 997. 66 Reynoldsville, at road crossing near station; top of rail 1, 101 Wolf Summit, at southeast comer of William H. Dolan's store, in end of stone curbing; bronze tablet stamped *' 1133 GRAFTON 1901 "..... 1, 134. 512 Lynch, 0.5 mile west of, trestle 14 of Baltimore and Ohio Railroad, on top of retaining wall on sixth stone from bridge; chiseled square 1, 039. 55 FHIUPFI QUADRANOLB. BKIDOBFORT, TLk BBBRTBUBO, SWRIBB, AND FLBABANT CBBBK, TO WBBSTBR. Berrybuig, Southern Coal and Transportation Company tipple, west of tipple and in front of power house, in foiurth stone from top of retaining wall; bronze tablet stamped ''1390 GRAFTON '' 1, 389. 500 Switzer, 1.1 miles northeast of, east side of pike, on southeast comer of stone gate step of residence of B. H. Woodford ; chiseled square 1, 447. 69 Pleasant Creek, brick residence of A. I. Cole, west comer of stone founda- tion, fifth stone from top and fourth from ground, 1.45 feet from comer; bronze tablet stamped** 1170 GRAFTON" 1,170.044 SWniBB, SOUTH yik PHUPPI, TO PICKS BUN. Switzer, 4 miles south of, covered bridge over Tygart River, in northwest comer of top stone of east abutment wall; chiseled square 1, 308. 01 Philippi, at north side of front entrance to brick schoolhouse, in center north face of foundation stone; bronze tablet stamped " 1311 GRAFTON '\ 1, 310. 685 Buckhannon (Tygart) Junction, plate-girder bridge 1, over Tygart River, in north side of west abutment, in center of east face of first stone above bridge bed; bronze tablet stamped "1334 GRAFTON" t... 1,333.540 Volga (3.2 miles southwest of Malta), in north abutment of Baltimore and Ohio Railroad bridge over Wash Run, in east face in center of third stone from top; bronze tablet stamped " 1404 GRAFTON " 1, 403. 859 Volga, 2.5 miles southwest of, on northwest comer of north abutment of bridge over Pecks Run, in second stone from top; chiseled square 1, 405. 46 Por^kfl Run (IlodgeviUe), in northwest comer of south abutment of bridge over Pecks Run, on west side of second stone from comer; chiseled square. 1, 419. 27 PECKS RUN, VIA PBELTBEB AND OVEEflELD, TO rBPTEB. Pceltree, retaining wall in front of residence of Dr. Isaac Smith, at opening for steps, west face of south wall, in center of third stone above third step from sidewalk; bronze tablet stamped *' 1069 GRAFTON" 1,068.789 Peel tree, 2.9 miles north of, in front of Dover Picken's dwelling, in third step from bottom of stone stile; chiseled square 1, 093. 66 Peel tree, 4.4 miles north of, on southeast corner of north abutment of iron bridge over Elk Creek; chiseled square 1, 023. 10 Overfield, 3.1 miles northeast of, in front of Cletus Stout's dwelling, east side of stone stile, on north end of bottom step; chiseled square 1, 103. 11 PBCKB BUN, SOUTH TO BUCKHANNON; THENCE NORTHWEST TO BUHALDALB. Ruraldale, 0.6 mile west of, near fork of road by old mill, 200 feet east of resi- dence of V. H. Regar, in face of laige rock; bronze tablet stamped '^1121 'GRAFTON 1901" 1.122.118 PBIMABT LEVELING. 25 WE8TON QUADRANGLE. BURA.LDALB, NORTH VIA JOHNSTOWN, TO QUIET DELL; THENCE SOUTHWEST TO WEST MUJORD; THENCE NORTH TO CLARXSBURQ. Johnston, 0.1 mile west of, in face of ledge of rock north of road; bronze Feet. tablet stamped "1062 GRAFTON 1901" 1,062.946 Quiet Dell, 0.5 mile south of, 600 feet from crossroads, in laige bowlder on west side of road; aluminum tablet stamped " 1050 GRAFTON 1901 "... 1, 050. 778 West Milford, at southwest comer of highway bridge over West Fork River, in top of bridge seat; bronze tablet stamped "979 GRAFTON 1901 ". . . . 979. 365 WEST MILFORD, SOUTH ALONG HIQHWATS, TO WBSTON.a Jane Lew, southeast end of railroad bridge over Hackers Creek, in top of first stone below bridge seat; aluminum tablet stamped "1007 GRAF- TON 1901" 1,006.997 WESTON, ALONG ROAD, TO RURALDALB. Weston, at end of southwest pier of Baltimore and Ohio Railroad bridge 24-A over West Fork River; bronze tablet stamped "1017 GRAFTON 1901" ft 1,009.203 WESTON, SOX7TH ALONG BALTIMORE AND OHIO RAILROAD, TO BROWNSVILLE. Weston, 0.5 mile south of, on northeast comer of south abutment of railroad bridge 25 C; chiseled square 1, 017. 67 Brownsville, on northeast comer of west abutment of covered bridge; chiseled square 1,028. 11 OEMTSRPOir.T, LITTLBTON, AKD WEST UNION QUADRANGLES. DODDRIDGE, HARBISON, MARSHALL, RITCHIE, TYLER, AND WETZEL COUNTIES. Leveling in 1903 by Geoi^e L. Grordon. LriTLETGN QUADRANGLE. BSLLTON, SOUTHWEST ALONG HIOHWArS, VIA WEST, TO HALLS MILLS; THENCE SOUTH TO READHr.; THENCE EAST ALONO HIOHWATS AND RAILBOAD, TO JACKSONBUBO; THENCE NORTHEAST ALONG HIGUWAV, TO LITTLETON. Bannen, 1.1 miles of; fichoolhouae subdistrict 9, 8.8 feet southwest of west Feet, comer; iron post stamped "1398 GRAFTON " 1, 398. IGO Bamien, 2.8 miles southwest of; schoolhouse at forks of road, stone steps, bottom step, west end; chiseled square 1, 376. 98 Silver Hill, bridge over Laurel Run, south end of west abutment; chiseled square 1,133.96 West, east angle of forks of road, outcrop of rock; bronze tablet stamped "1106 GRAFTON " 1, 106. 218 Bebee post-office, bottom step of stone stairway to house of Louis Feias; chiseled square 1, 205. 75 Halls Mills (5.3 miles southwest of West), north side of road near Thomas Adams's store and dwelling, outcrop of rock; bronze tablet stamped "774 GRAFTON" 774.396 Reader, county bridge over Fishing Creek, northeast comer of south abut- ment; aluminum tablet stamped "693 GRAFTON " 693. 676 o The error distributed In this line is excessive. i> This description and corrected elevation were furnished by the chief engineer of the Baltimore and Ohio Railroad after reconstruction of pier. 354 INDEX OF F08SIL6. face. Turrltella oooyi^ 84, 85, 86, 87, jM^ pacheooeoais Staaton 71,72,73,18^ uvasana Conrad 71,i8S vanvleckl Arnold 127,Sff V. Vaginulloasp 72 Venericardia altioostata Gabb 70,48/ hornil Gabb* 72 planlcosta Lamarck 70, 72, 73, 876 sp 70 Venus pertenuis Gabb SS,86,t94 I Venus yarlans Gabb 60 Volutodenna gabbt White 60,f74 X. Xenqpbozasp 71 Xylotiypasp 85,88,130 Y. Yoldla Imprasa Conrad 85,86 Z. Zirphca dentata Gabb 85,86^ 94, 110, HI, iM gabbi Tryon 129,132 O PBIMABY LEVELING. 17 THORNTON 1^ (ST. GEORGE 3(K) QUADRANGLE. ORARON^ KA8T ALOKO mOHWAT, VIA KNOTTSVILI.X, SmCLAJS,, AJSD FELL0W8VILLE, TO TUNNELTON. Knottsville, 300 feet south of post-office, in large rock on east of road oppo- Feet, site house of W. £. Wilson ; bronze tablet otamped *' 1484 ADJ 1903 ". 1, 483. 764 Claude, 1 mile northwest of, 3.1 miles southeast of Knottsville, 10 feet south of center of road, in laige rock; bronze tablet stamped '^1418 ADJ 1903" 1,418.088 Dent, opposite post-office, west side of road, 300 feet south of covered bridge over Sandy Creek, in large rock; bronze tablet stamped "1326 ADJ 1903" 1,325.740 Sinclair, 1 mile northeast of post-office, 250 fpet north of forks, in laige rock on east side of road; bronze tablet stamped ''1489 ADJ 1903" 1,488.956 Sinclair, 3.4 miles north of post-office, 0.2 mile north of forks of road, 0.1 mile south of residence of H. Go£F, west side of road, in large rock; bronze tablet stamped '4408 ADJ 1903.'' (The true elevation is possibly 1 foot greater) 1,408. 185 Fellowsville, 0.3 mile northeast of, in bridge seat of south abutment of iron bridge over Little Sandy Creek; bronze tablet stamped "1379 ADJ 1903 " 1, 379. 639 Fellowsville, 3.2 miles northeast of, 150 feet east of Bolyard residence, on right side of road, in large rock; aluminum tablet stamped "1625 ADJ 1903" 1, 626. 274 OBARON, KAn ALONG BALTDCOBB ANP OHIO RAILROAD, TO IRONTOWN; THENCB NORTH ALONG HIOHWATS, VIA 0LADE8VILLB AND BROWNS MILL, TO MASONTOWN.a Lesmalinston, in front of station; top of rail 1, 031 Thornton, 0.1 mile west of, 5.7 miles east of Grafton, in bridge seat on east side of north abutment of iron bridge over Threefork Creek; alimoiinum tablet stamped " 1041 AD J 1903 " 1,041.342 Irontown, 65 feet northwest of railroad, in large rock; bronze tablet stamped " 1079 ADJ 1903 " 1, 079. 002 Irontown, 2.5 miles northwest of, 175 feet east of house, forks of road to left in center of forks, in large rock; bronze tablet stamped " 1506 ADJ 1903 ". 1, 505. 794 Irontown, 4.5 miles north of, 100 feet east of house, 150 feet west of road fork to north, north side of road, 15 feet from center, in rock; bronze tablet stamped " 1431 ADJ 1903 " 1,43L638 Gladesville, 75 feet south of post-office, at crossroads, in large rock; alumi- num tablet stamped "1774 ADJ 1903" 1, 773. Oriole, in northwest comer of stone foundation of Pleasant Valley M. P. Church; bronze tablet stamped "1486 ADJ 1903." (This elevation is possibly 1 foot too great) '...\. 1, 487. 431 IRONTOWN, EAST ALONG BALTIMORE AND OHIO RAILROAD, TO TUNNELTON. Hardman, 0.15 mile west of, 1.7 miles east of Irontown, bridge 97 over Raccoon Creek, near Taylor-Preston county line, in west abutment on north side; bronze tablet stomped "1111 ADJ 1903" 1, 111. 263 Newburg, 0.2 mile east of, on south side of Baltimore and Ohio Railroad, about 8 feet from track, in large rock; bronze toblct stomped " 1232 " 1, 231. 861 a An exoessive error Is distributed ia this line. 3700— Bull. 39^-09 2 28 SPIKIT LEVELING IN WEST VIBGINIA, 1896 TO 1908. West Union, 0.2 mile east of, in southwest comer of pier of Baltimore and Ohio Railroad bridge 23 over Middle Island creek; chiseled square, let- Feet. tered"U.S.C.A G.S.N" 804.862 West Union, 1 mile east of; 60 feet west of junction of road, on southeast cor- ner of east abutment to bridge over Rock Run; chiseled square 778. 79 BLUE, ALONO mOHWAT SOUTHWEST TO BEABSVILLE; THENCE SOUTH TO TOLLQATE. 