Tabl. 2 in The Jordan theropod (Maastrichtian, Montana, U. S. A.) referred to the genus Aublysodon

Tabl. 2 - Characters used in determining the relationships of Aublysodon. Caractères utilises pour determiner la position systématique Ae Aublysodon.
characterplesiomorphic/apomorphic1. premaxillary teeth D-shaped in sectiona2. premaxillary teeth not serratep3. premaxillary teeth with low ridge on posterior facea4. cheek teeth relatively large (with respect to depthof muzzle and jaw)p5. muzzle long and lowp6. frontals longer than widep7. two or three prongs of nasal overlap frontala8. dorsolaterally directed prefrontal contact on frontalp9. socket for prefrontal on frontalp10. elongate contact for prefrontal on frontalp11. orbital rim on frontal very shortp12. frontal-prefrontal suture expandedp13. pronounced buttress at frontal-postorbital contactp14. parietal process separates frontal posteriorlyp15. sagittal crest extends onto frontalsp16. frontals essentially flat between orbitsp17. nasals smoothp18. anterior margin of antorbital fossa v-shapedp19. acute angle of premaxillary-maxillary contact withventral margin of snoutp20. ventral margin of symphysis only slightly inclinedto horizontalp
Characters 1 to 8, 10, and 17 to 20 discussed in text, characters 9 and 11 to 16 from Currie (1987).