Annals of the South African Museum, Volume 31South African Museum, 1950 - Natual history |
From inside the book
Results 1-3 of 38
Page 75
... base . There is a smooth central mass surrounded by an outer wall . The central mass at its widened base has a sharp conical projection , 0.5 mm . long , opposite the angle of the bulging side . This structure immediately suggests a ...
... base . There is a smooth central mass surrounded by an outer wall . The central mass at its widened base has a sharp conical projection , 0.5 mm . long , opposite the angle of the bulging side . This structure immediately suggests a ...
Page 100
... bases , but apparently not distally . The rays are forked distally , and fulcra are present . The anal fin has a long ... base of the dorsal fin is about half the length of that of the anal , and the number of fin - rays is about 20. In ...
... bases , but apparently not distally . The rays are forked distally , and fulcra are present . The anal fin has a long ... base of the dorsal fin is about half the length of that of the anal , and the number of fin - rays is about 20. In ...
Page 101
... base of the upper lobe are a number of elongated dorsal ridge - scales , and the anterior border of each lobe is furnished with fulcra . 17 mm . A typical fish has an estimated length of 75 mm . , a greatest depth of body ( at pelvic ...
... base of the upper lobe are a number of elongated dorsal ridge - scales , and the anterior border of each lobe is furnished with fulcra . 17 mm . A typical fish has an estimated length of 75 mm . , a greatest depth of body ( at pelvic ...
Contents
II | 5 |
Pareiasaurian skulls IV V Pareiasaur teeth | 8 |
Bradysaurus baini | 18 |
40 other sections not shown
Other editions - View all
Common terms and phrases
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