Annals of the South African Museum, Volume 7, Part 2South African Museum, 1898 - Natural history |
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Page 67
... preserved the markings only consist of radiating linear striĉ , obscurely punctate in places , with smooth interspaces . A right valve from the Coega River , which agrees closely with Tate's figured type , has the surface so well preserved ...
... preserved the markings only consist of radiating linear striĉ , obscurely punctate in places , with smooth interspaces . A right valve from the Coega River , which agrees closely with Tate's figured type , has the surface so well preserved ...
Page 144
... preserved merely as casts , while the delicacy of the shell renders it liable to distortion , and true characters of similarity or difference are , therefore , often difficult to establish . In like manner , immature or ill - preserved ...
... preserved merely as casts , while the delicacy of the shell renders it liable to distortion , and true characters of similarity or difference are , therefore , often difficult to establish . In like manner , immature or ill - preserved ...
Page 199
... preserved as a cast , but it exhibits in very imperfect manner the course of the septal sutures , so that these cannot be satisfactorily copied for illustration . The body - chamber is not preserved . In the interior whorls the ...
... preserved as a cast , but it exhibits in very imperfect manner the course of the septal sutures , so that these cannot be satisfactorily copied for illustration . The body - chamber is not preserved . In the interior whorls the ...
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Common terms and phrases
Acanthodiscus Ammonites angle anteriorly aperture Aptian Astarte atherstoni Sharpe baini Sharpe bank of Sunday's Belemnites carinal characters closely Coega Coega Valley collection comparison conocardiiformis convex costate Cutch d'Orb d'Orbigny delicate developed Dimensions Dunbrodie elongated Eriphyla escutcheon Exogyra fauna figured flank flattened fossils frontal genus Geol German East Africa Graaff-Reinet groove Hauterivian height herzogi Holcostephanus holubi inflated Jurassic keel Krauss last whorl left valve less Lower Cretaceous Lycett margin Marine Beds Müller narrow Neocomian Neumayr occur Oolitic Oomia beds ornamentation outline Pavlow Pecten posterior posteriorly railway relatively represent resemblance ribs ridges right valve Rogers and Schwarz sculpture shell similar South African Museum Sowerby species specimen spiral Stoliczka stowi strata Sunday's River surface suture Tate Tate's transverse Trigonia Trigonia ventricosa tubercles Uhlig Uitenhage beds Uitenhage Series uitenhagensis sp umbilical umbilicus umbo umbonal region upper W. T. Blanford whorl Zwartkop's River