Annals of the South African Museum, Volume 31South African Museum, 1950 - Natual history |
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Page 50
... ribs - the 1st being much larger and carrying a much stronger rib than the posterior three . Broom , in 1903 , described ( pp . 127-130 ) and figured ( pl . xvi ) the well - preserved vertebral column of Embrithosaurus schwarzi ...
... ribs - the 1st being much larger and carrying a much stronger rib than the posterior three . Broom , in 1903 , described ( pp . 127-130 ) and figured ( pl . xvi ) the well - preserved vertebral column of Embrithosaurus schwarzi ...
Page 59
... ribs eventually become wart - like protuberances . The only delimiting feature is the presence of chevrons ; these commence with the 4th postsacral ; they are paired rod - like elements that articulate with a swollen proximal end to a ...
... ribs eventually become wart - like protuberances . The only delimiting feature is the presence of chevrons ; these commence with the 4th postsacral ; they are paired rod - like elements that articulate with a swollen proximal end to a ...
Page 62
... ribs . × 1 . I = atlantal rib . II 5th cervical rib . III = 1st dorsal rib . IV mid - dorsal rib . Vlast but one dorsal rib . с = capitulum . t = tuberculum . I As has already been mentioned , there are 4 sacral ribs ; the first is very ...
... ribs . × 1 . I = atlantal rib . II 5th cervical rib . III = 1st dorsal rib . IV mid - dorsal rib . Vlast but one dorsal rib . с = capitulum . t = tuberculum . I As has already been mentioned , there are 4 sacral ribs ; the first is very ...
Contents
II | 5 |
Pareiasaurian skulls IV V Pareiasaur teeth | 8 |
Bradysaurus baini | 18 |
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Aelurognathus Agulhas Bank Albian anteriorly Anthodon appear B.Oc B.Sph basioccipital basisphenoid beds bone Bradysaurus brain-case Broom canine Cape Province centrum cervicals collected concave convex costae Cretaceous Cynodonts dental formula described distal ectopterygoids epipterygoid fenestra ovalis figured flank forms fossils genera genotype genus glauconite Gorgonops Gorgonopsians groove Haughton Hipposaurus Hoepen holotype incisors intercentrum Interorbital Kitchin Krauss L. W. Collet Lateral view Length from premaxilla lower jaw Lycaenops maxilla median Mfongosi microdon molars narrow Neocomian nodules occiput orbit ornamented P.Orb palate palatines Pareiasaurus parietal paroccipital phosphate pineal foramen plate Pongola Pongola River posterior border posteriorly premaxilla preserved prevomers pro-otic Pter pterygoid pterygoid flanges quadrate ribs ridge shells side skull snout South African Museum species specimens squamosal structure surface suture teeth TEXT-FIG Therapsids Therocephalians tigriceps transverse Trigonia tubera Uitenhage umbo upper vacuity valve ventral margin Ventral view vertebrae Watson Whaitsids width zone Zululand