(3) formed by frontal. 58. (0) formed by Ventromedial edge of internal opening of infraorbital foramen: maxilla; (1) formed by maxilla and palatine and/or pterygoid; (2) formed by palatine and/or pterygoid. 59. (0) absent; (1) present but small; (2) present and large. Maxillary infraorbital plate: 60. (0) the Anterior-most point on the posterior edge of the supraorbital process: anterior-most point is at the lateral edge of postorbital process; (1) located laterally, between 70% and 74% of transverse distance from sagittal plane to the lateral edge of postorbital process; (2) positioned approximately midway, located between 42% and 61% of that distance; (3) medially positioned, located at a point <34% of that distance. 61. (0) long and projects posterolaterally and slightly ventrally; (1) Postorbital process: short and directed ventrally. 62. (0) present, forms well-defined curved ridge on posterior edge of Postorbital ridge: sulcus for optic nerve; (1) no well-defined ridge, region is gently convex. 63. (0) concave; (1) flat; (2) moderately Facial region of skull, skull in lateral view: arched dorsally; (3) greatly arched dorsally. 64. (0) single; (1) two; (2) three or more. Infraorbital foramina: 65. (0) absent or poorly defined; (1) present, situated medial to antorbital Rostral basin: notch and anterior to supraorbital process of frontal, best developed medially and ventrally where lateral edge of maxilla is very thin. 66. Transverse distance between lateral edges of right and left premaxillae at antorbital (0) small, distance <48% the width of rostrum at antorbital notches; (1) notches:
(3) formed by frontal. 58. Ventromedial edge of internal opening of infraorbital foramen: (0) formed by maxilla; (1) formed by maxilla and palatine and/or pterygoid; (2) formed by palatine and/or pterygoid. 59. Maxillary infraorbital plate: (0) absent; (1) present but small; (2) present and large. 60. Anterior-most point on the posterior edge of the supraorbital process: (0) the anterior-most point is at the lateral edge of postorbital process; (1) located laterally, between 70% and 74% of transverse distance from sagittal plane to the lateral edge of postorbital process; (2) positioned approximately midway, located between 42% and 61% of that distance; (3) medially positioned, located at a point <34% of that distance. 61. Postorbital process: (0) long and projects posterolaterally and slightly ventrally; (1) short and directed ventrally. 62. Postorbital ridge: (0) present, forms well-defined curved ridge on posterior edge of sulcus for optic nerve; (1) no well-defined ridge, region is gently convex. 63. Facial region of skull, skull in lateral view: (0) concave; (1) flat; (2) moderately arched dorsally; (3) greatly arched dorsally. 64. Infraorbital foramina: (0) single; (1) two; (2) three or more. 65. Rostral basin: (0) absent or poorly defined; (1) present, situated medial to antorbital notch and anterior to supraorbital process of frontal, best developed medially and ventrally where lateral edge of maxilla is very thin. 66. Transverse distance between lateral edges of right and left premaxillae at antorbital notches: (0) small, distance <48% the width of rostrum at antorbital notches; (1)