Annals of the South African Museum, Volume 7South African Museum, 1913 - Natual history |
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Page 1
... definite horizon to the deposit on the evidence of the Cyclostome Polyzoa only , it appears that its age is Senonian or Danian . ** DIASTOPORIDE . GENUS FILISPARSA , d'Orbigny . Gregory places this genus among the Diastoporida because ...
... definite horizon to the deposit on the evidence of the Cyclostome Polyzoa only , it appears that its age is Senonian or Danian . ** DIASTOPORIDE . GENUS FILISPARSA , d'Orbigny . Gregory places this genus among the Diastoporida because ...
Page 35
... definite indications on this point fail us , it is quite probable that the Quadrata and Pseudo - quadratæ represent parallel and independent groups of derivatives arising from Jurassic Clavel- latæ . It is therefore evident that the ...
... definite indications on this point fail us , it is quite probable that the Quadrata and Pseudo - quadratæ represent parallel and independent groups of derivatives arising from Jurassic Clavel- latæ . It is therefore evident that the ...
Page 38
... definite indications of the presence of more than the equivalent of a single palæontological stage . Allowing , then , that the cephalopods , supported in no small degree * For the published account of the 1905 survey , consult Rogers ...
... definite indications of the presence of more than the equivalent of a single palæontological stage . Allowing , then , that the cephalopods , supported in no small degree * For the published account of the 1905 survey , consult Rogers ...
Page 39
... definite character to the assemblage , while finding no exact parallel in the European area , have an unmis- takable counterpart in the fauna of the Oomia Trigonia - beds . This * In North Germany , for instance , the restriction of ...
... definite character to the assemblage , while finding no exact parallel in the European area , have an unmis- takable counterpart in the fauna of the Oomia Trigonia - beds . This * In North Germany , for instance , the restriction of ...
Page 42
... definite demarcation between flank , area , and escutcheon ; the dwindling and disappearance of sculpture on the area ; and in several instances the situation of the umbones relatively far from the anterior extremity . In the Oomia beds ...
... definite demarcation between flank , area , and escutcheon ; the dwindling and disappearance of sculpture on the area ; and in several instances the situation of the umbones relatively far from the anterior extremity . In the Oomia beds ...
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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