Chaetognatha
{{Kishtey fys baagh
| jalloo =Chaetoblack.png
| fo-heidyl_jalloo = ''[[Spadella cephaloptera]]''
| lheead_jalloo = 300px
| daah = #90EE90
| ennym = Chaetognatha
| rheam_fossylagh = {{Rheam creg-oaylleeagh|Lower Cambrian|Recent}}
| reeriaght = [[Animalia]]
| phylum = '''Chaetognatha'''
| imraa_phylum = [[Rudolph Leuckart|Leuckart]], 1854
| rang = '''Sagittoidea'''
| imraa_rang = [[Carl Friedrich Wilhelm Claus|Claus]] & [[Karl Grobben|Grobben]], 1905&nbsp;<ref>{{ITIS |taxon=Sagittoidea Claus and Grobben, 1905 |id=158655 |datefeddyn=2012-02-08}}</ref>
| rankyn_aarheynn = Oardaghyn as kynneeyn
| aarheynn = 
*[[Aphragmophora]]
:*[[Bathybelidae]]
:*[[Krohnittidae]]
:*[[Pterokrohniidae]]
:*[[Pterosagittidae]]
:*[[Sagittidae]]
*[[Phragmophora]]
:*[[Eukrohniidae]]
:*[[Heterokrohniidae]]
:*[[Krohnittellidae]]
:*[[Spadellidae]]
}}
She [[phylum]] dy [[dhiane marrey|ghianeyn marrey]] [[cragheyder|craghagh]] eh '''Chaetognatha''' (''keeilyn-renaigagh'').  T'ad nyn guse vooar jeh [[bea marrey]].  Ta mysh 20% ny dooieyn er fys cummal ‘sy [[cryss venthagh|chryss venthagh]].  T'ad ry-akin er feie ny faarkaghyn.  

Ta chaetognathyn trooid-hoilshagh son y chooid smoo, agh ta kuse dy ghooieyn marrey dowin jiarg-buigh.  T'ad 2-120mm er lhiurid. 

Ta mysh 120 dooie ayn, ayns mysh 20 genera.<ref>{{enmyseddyrvoggyl
  | ennym = World Register of Marine Species
  | kiangley = http://www.marinespecies.org/aphia.php?p=taxdetails&id=2081
  | datefeddyn = 2013-02-12
}}</ref>  Ga nel vel shen monney, ta ymmodee cretooryn ayn. <ref name = Bone>{{enmyslioar 
  |  screeudeyr = Bone, Q. ''et al.'' 
  |  blein = 1991 
  |  ennym = The Biology of Chaetognaths 
  |  soilsheyder = [[Oxford University Press]] 
  | place = London 
  | isbn = 978-0-19-857715-7 
  | ref = Bone
}}</ref>

==Jalloo-oaylleeaght==
She beiyn trooid-hoilshagh t'ayn, as ad ayns cummey shleiy, er ny rheynn dy baghtal ayns kione, corp as arbyl.  Ta {{shallidagh|[[cooitinagh]]|cuticle|k}} oc.  Ta 4-14 jialgyn greimmee dooanagh er dagh çheu nyn ging, mygeayrt towl beill.  Rish snaue, ta scaa skeaylley jeh'n wannal as coodaghey ny jialgyn.  She [[cragheyder|cragheyderyn]] t'ayn, as t'ad jannoo ymmyd jeh ny jialgyn dys greimmey bea marrey elley.<ref name = IZ>{{enmyslioar 
  |  screeudeyr =  Barnes, Robert D. 
  |  blein = 1982 
  |  ennym =  Invertebrate Zoology 
  |  soilsheyder =  Holt-Saunders International 
  |  boayl =  Philadelphia, PA
  |  duillagyn =  1046–1050
  | isbn =  0-03-056747-5
}}</ref> Ta piyr ny ghaa dy [[asney|heu-asnaghyn]], as strughtooryn aynsyn gollrish {{shallidagh|[[goull asnee]]|fin ray|k}} eeast.  Ta ny goullyn shoh jeant jeh [[far-chrackan bunneydagh]] kianglt rish yn [[epiderm]].  Cha nel ad [[coreggyraght (bea-oaylleeaght)|coreggyragh]] rish goullyn asnee eeast.  Ta asney arbyllagh coodaghey y famman.  Ta organeyn [[bea-hoilshey|bea-hoilsheydagh]] er asnaghyn daa ghooie, ''Caecosagitta macrocephala'' as ''Eukrohnia fowleri''.<ref>{{enmysearishlioar 
  |  screeudeyr = Haddock, S. H. D. & J. F. Case 
  |  blein = 2004 
  |  ennym = A bioluminescent chaetognath 
  |  earishlioar = [[Nature (earishlioar)|Nature]] 
  |  ym-lioar = 367 
  |  earroo = 6460 
  |  duillagyn = 225–226 
  | doi = 10.1038/367225a0
}}</ref><ref>{{enmysearishlioar 
  |  screeudeyr = Thuesen, E. V., F. E. Goetz & S. H. D. Haddock 
  |  blein = 2010 
  |  ennym = Bioluminescent organs of two deep-sea arrow worms, ''Eukrohnia fowleri'' and ''Caecosagitta macrocephala'', with further observations on bioluminescence in chaetognaths 
  |  earishlioar = [[The Biological Bulletin]] 
  |  ym-lioar = 219 
  |  duillagyn = 100–111 
  |  kiangley = http://pubget.com/paper/20972255 
  | pmid = 20972255 
  |  earroo = 2
}}</ref>  T'ad snaue er roie beg, liorish tonnaghey kirpey drommey-gaillagh.  Ta'n asney fammanagh seiy as ny h-asnaghyn kirpey co-soieaghey as stiurey.<ref>{{enmysearishlioar 
  |  screeudeyr = Jordan, C. E. 
  |  blein = 1992 
  |  ennym = A model of rapid-start swimming at intermediate Reynolds number: undulatory locomotion in the chaetognath ''Sagitta elegans'' 
  |  earishlioar = [[Journal of Experimental Biology]] 
  |  ym-lioar = 163 
  |  earroo = 1 
  |  duillagyn = 119–137 
  |  kiangley = https://journals.biologists.com/jeb/article/163/1/119/6001/A-MODEL-OF-RAPID-START-SWIMMING-AT-INTERMEDIATE
}}</ref> 

Ta [[nieu-nearag]], ''[[tetrodotoxin]]'', ec kuse jeu myr saase cur cragh fo chosh.<ref name = "tetrodotoxin">{{enmyslioar 
  | screeudeyr = Bone, Q. ''et al.'' 
  | blein = 1991 
  | ennym = The Biology of Chaetognaths 
  | soilsheyder = [[Oxford University Press]] 
  | boayl = London
  | isbn = 978-0-19-857715-7 
  |  cabdil = The tetrodotoxin venom of chaetognaths 
  |  duillagyn = 55–60
}}</ref>

Cha nel [[peritoneum]] oc.  Ta'n [[towl kirpey]] rheynnit ayns shamyr er dagh heu ny kirpey, as shamyryn elley çheusthie y ching as famman.<ref name=IZ/>  Ta [[beeal]] oc, [[feeackle|feeacklyn]] beggey, [[yl-hooill|yl-hooillyn]] as [[corys nearag]].  Cha nel [[corys ennalagh]] ny [[corys folley]] oc.
 
Ta'n beeal kianglt rish [[farang]] muskylagh, as fairaigyn smarree ayn.  Ta [[collane]] jeeragh skeaylley dys yn [[thoyn]] roish yn 'amman.  Ta'n chollane lheie bea, as ta piyr dy [[diverticulum|ghiverticula]] aynjee.<ref name=IZ/>  Ta [[kippeen|kippeenyn]] gymmyrkey stoo trooid y chorp, as ta stoo fuillee goll er sheeley magh trooid y thoyn ny trooid y chrackan hene.

She corys nearag neuchramp t'ayn: fainney nearag [[gaingleen|ghaingleenagh]] mygeayrt yn 'arang.  Ta ny gaingleenyn skeaylley er feie y chorp; she yn gaingleen cooylagh eh y fer smoo.  Ta friogganyn ennee reaghit myr straihyn rish lhiattee y chorp; t'ad jannoo obbyr [[linney çheualagh]] yeeastyn, foddee.  Ta straih elley rish y chione as mwannal.<ref name=IZ/>  Ta daa yl-hooill ayn, jeant jeh ymmodee [[sooillag|sooillagyn]] [[sooillag chappan ghaahagh|cappan ghaahagh]].  Ta ny {{shallidagh|[[rhabdomere]]yn}} sooilley oc caghlaait ass [[mynphioban|mynphiobanyn]].

==Geddyn sliught==
She dooieyn [[daa-ghooghyssagh]] t'ayn; ta [[ooh|oohyn]] as [[sheel]] oc.<ref name=Bone/>  Ta [[maggle|maggleyn]] 'syn arbyl, as [[sheelane oohrey|sheelaneyn oohrey]] ec kione jerree y towl kirpey.  Ta sheelyn faagail ny maggleyn as gappaghey 'sy towl kirpey; eisht t'ad snaue dys [[bleddyr sheelagh]] as goll er paggal myr {{shallidagh|[[finneig heelagh]]|spermatophore|k}}.<ref name=IZ/>

Rish colleeys, t'ad cur {{shallidagh|finneig heelagh}} er mwannal y cheilley.  Ta'n sheel snaue magh cour piyr dy ghoralyn rish yn arbyl.  T'adsyn kianglt rish yn [[feddan ooh|'eddan ooh]], raad ta ny h-oohyn appee tannaghtyn, as ta'n sheel nyn dorraghey.<ref name=IZ/>  

Ta ny h-oohyn torrit nyn [[bea varrey|mea varrey]]; t'ad goll lesh y tidey, ny kiangley rish [[algey]].  Cha nel keim vea [[laarvey]] oc; t'ad breh 'sy cummey aasit, agh ny sloo.<ref name=IZ/>

==Imraaghyn==
{{rolleyimraaghyn|32em}}

==Kianglaghyn çheumooie==
{{commonscat|Chaetognatha}}
*[https://web.archive.org/web/20080720014039/http://www.tafi.org.au/zooplankton/imagekey/chaetognatha/images/sagitta_anatomy_full.jpg ''Pseudosagitta gazellae'']
*[http://nlbif.eti.uva.nl/bis/chaetognatha.php?menuentry=zoeken&id=&selected=wetenschap Chaetognatha of the World]
*[https://web.archive.org/web/20110518004729/http://academic.evergreen.edu/t/thuesene/chaetognaths/chaetlist.htm Rolley dooieyn chaetognatha]
*[https://web.archive.org/web/20171028191505/http://academic.evergreen.edu/t/thuesene/chaetognaths/chaetid.htm Saaseyn dy chur enney er chaetognatha]

[[Ronney:Beiyn]]
[[Ronney:Oaylleeaght vea varrey]]
[[Ronney:Phyla]]
She phylum dy ghianeyn marrey craghagh eh Chaetognatha (keeilyn-renaigagh).  T'ad nyn guse vooar jeh bea marrey.  Ta mysh 20% ny dooieyn er fys cummal ‘sy chryss venthagh.  T'ad ry-akin er feie ny faarkaghyn.  

Ta chaetognathyn trooid-hoilshagh son y chooid smoo, agh ta kuse dy ghooieyn marrey dowin jiarg-buigh.  T'ad 2-120mm er lhiurid. 

Ta mysh 120 dooie ayn, ayns mysh 20 genera.  Ga nel vel shen monney, ta ymmodee cretooryn ayn. 

Jalloo-oaylleeaght
She beiyn trooid-hoilshagh t'ayn, as ad ayns cummey shleiy, er ny rheynn dy baghtal ayns kione, corp as arbyl.  Ta  oc.  Ta 4-14 jialgyn greimmee dooanagh er dagh çheu nyn ging, mygeayrt towl beill.  Rish snaue, ta scaa skeaylley jeh'n wannal as coodaghey ny jialgyn.  She cragheyderyn t'ayn, as t'ad jannoo ymmyd jeh ny jialgyn dys greimmey bea marrey elley. Ta piyr ny ghaa dy heu-asnaghyn, as strughtooryn aynsyn gollrish  eeast.  Ta ny goullyn shoh jeant jeh far-chrackan bunneydagh kianglt rish yn epiderm.  Cha nel ad coreggyragh rish goullyn asnee eeast.  Ta asney arbyllagh coodaghey y famman.  Ta organeyn bea-hoilsheydagh er asnaghyn daa ghooie, Caecosagitta macrocephala as Eukrohnia fowleri.  T'ad snaue er roie beg, liorish tonnaghey kirpey drommey-gaillagh.  Ta'n asney fammanagh seiy as ny h-asnaghyn kirpey co-soieaghey as stiurey. 

Ta nieu-nearag, tetrodotoxin, ec kuse jeu myr saase cur cragh fo chosh.

Cha nel peritoneum oc.  Ta'n towl kirpey rheynnit ayns shamyr er dagh heu ny kirpey, as shamyryn elley çheusthie y ching as famman.  Ta beeal oc, feeacklyn beggey, yl-hooillyn as corys nearag.  Cha nel corys ennalagh ny corys folley oc.
 
Ta'n beeal kianglt rish farang muskylagh, as fairaigyn smarree ayn.  Ta collane jeeragh skeaylley dys yn thoyn roish yn 'amman.  Ta'n chollane lheie bea, as ta piyr dy ghiverticula aynjee.  Ta kippeenyn gymmyrkey stoo trooid y chorp, as ta stoo fuillee goll er sheeley magh trooid y thoyn ny trooid y chrackan hene.

She corys nearag neuchramp t'ayn: fainney nearag ghaingleenagh mygeayrt yn 'arang.  Ta ny gaingleenyn skeaylley er feie y chorp; she yn gaingleen cooylagh eh y fer smoo.  Ta friogganyn ennee reaghit myr straihyn rish lhiattee y chorp; t'ad jannoo obbyr linney çheualagh yeeastyn, foddee.  Ta straih elley rish y chione as mwannal.  Ta daa yl-hooill ayn, jeant jeh ymmodee sooillagyn cappan ghaahagh.  Ta ny  sooilley oc caghlaait ass mynphiobanyn.

Geddyn sliught
She dooieyn daa-ghooghyssagh t'ayn; ta oohyn as sheel oc.  Ta maggleyn 'syn arbyl, as sheelaneyn oohrey ec kione jerree y towl kirpey.  Ta sheelyn faagail ny maggleyn as gappaghey 'sy towl kirpey; eisht t'ad snaue dys bleddyr sheelagh as goll er paggal myr .

Rish colleeys, t'ad cur  er mwannal y cheilley.  Ta'n sheel snaue magh cour piyr dy ghoralyn rish yn arbyl.  T'adsyn kianglt rish yn 'eddan ooh, raad ta ny h-oohyn appee tannaghtyn, as ta'n sheel nyn dorraghey.  

Ta ny h-oohyn torrit nyn mea varrey; t'ad goll lesh y tidey, ny kiangley rish algey.  Cha nel keim vea laarvey oc; t'ad breh 'sy cummey aasit, agh ny sloo.

Imraaghyn

Kianglaghyn çheumooie

Pseudosagitta gazellae
Chaetognatha of the World
Rolley dooieyn chaetognatha
Saaseyn dy chur enney er chaetognatha

Ronney:Beiyn
Ronney:Oaylleeaght vea varrey
Ronney:Phyla