Annals of the South African Museum, Volume 7South African Museum, 1913 - Natual history |
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Page 13
... outline , convex above , flattened below , somewhat concave around the peristome ; height equal to less than half the diameter ; greatest diameter in the lower third . Apical disc rather small , not preserved . Ambulacra not quite as ...
... outline , convex above , flattened below , somewhat concave around the peristome ; height equal to less than half the diameter ; greatest diameter in the lower third . Apical disc rather small , not preserved . Ambulacra not quite as ...
Page 41
... outline . When dealing with the Oomia Trigonia I pointed out that T. v - scripta , when adult , more closely approaches an undescribed Uitenhage form which is associated with T. vau . This is T. stowi , described in these pages , and it ...
... outline . When dealing with the Oomia Trigonia I pointed out that T. v - scripta , when adult , more closely approaches an undescribed Uitenhage form which is associated with T. vau . This is T. stowi , described in these pages , and it ...
Page 47
... outline and ornamentation ; Astarte herzogi from the Uitenhage beds also belongs to the same division of the genus . * Kitchin ( 1 ) , p . 121 . G. Müller ( 1 ) , pl . xix . , fig . 3 . ↑ Uhlig ( 3 ) . § Holub and Neumayr ( 1 ) , pl ...
... outline and ornamentation ; Astarte herzogi from the Uitenhage beds also belongs to the same division of the genus . * Kitchin ( 1 ) , p . 121 . G. Müller ( 1 ) , pl . xix . , fig . 3 . ↑ Uhlig ( 3 ) . § Holub and Neumayr ( 1 ) , pl ...
Page 66
... outline , as well as in the shape and relative size of the ears and the deep byssal notch . Dimensions . - Length 38 mm .; height 42 mm . Occurrence . - Dunbrodie , in the cliff below the old school - house on the right bank of Sunday's ...
... outline , as well as in the shape and relative size of the ears and the deep byssal notch . Dimensions . - Length 38 mm .; height 42 mm . Occurrence . - Dunbrodie , in the cliff below the old school - house on the right bank of Sunday's ...
Page 68
... outline , have simply strić with a punctate structure , but no encroachment of this sculpture into the interspaces between the linear strić . Pecten suprajurensis Buvignier , an Upper Jurassic form , approaches much more closely to P ...
... outline , have simply strić with a punctate structure , but no encroachment of this sculpture into the interspaces between the linear strić . Pecten suprajurensis Buvignier , an Upper Jurassic form , approaches much more closely to P ...
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Common terms and phrases
Acanthodiscus adult Ammonites angle aperture Aptian Astarte atherstoni Sharpe baini bank of Sunday's bone breadth Broom carinal characters closely Coega collection comparison conocardiiformis convex costate Cutch Cynodonts d'Orbigny developed diameter dorsal elongated Eriphyla escutcheon Exogyra fauna figure flank flattened fossils frontal genus Geol Geological German East Africa Graaff-Reinet groove Hauterivian height herzogi Holcostephanus holubi imbricata Jurassic keel Kitchin Krauss left valve length less Lower Cretaceous Lycett margin Massospondylus narrow Neocomian Neumayr occur Oolitic Oomia beds ornamentation outline Pareiasaurus Pavlow Pecten Plate posterior posteriorly preserved represented resemblance ribs ridges right valve Rogers and Schwarz rogersi sculpture shell similar slightly South African Museum species specimen spiral stage Stoliczka stowi Sunday's River surface suture Tate Tate's transverse Trigonia Trigonia ventricosa tubercles Uhlig Uitenhage Uitenhage beds Uitenhage Series umbilical umbilicus umbo umbonal region upper W. T. Blanford whorl zoarium Zwartkop's River