Annals of the South African Museum, Volume 7South African Museum, 1913 - Natual history |
From inside the book
Results 1-5 of 32
Page 3
... proximal - distal direction is about once the diameter of an aperture ; that in a direction at right angles to the last is once or less than once the diameter of an aperture . This definition does not distinguish D. compressa from ...
... proximal - distal direction is about once the diameter of an aperture ; that in a direction at right angles to the last is once or less than once the diameter of an aperture . This definition does not distinguish D. compressa from ...
Page 4
South African Museum. where they are slightly worn , are somewhat elongated in a proximal - distal direction . Distribution . Senonian . IDMONEIDE . GENUS IDMONEA , Lamouroux . IDMONEA VIRGULA , d'Orbigny . Plate I. , fig . 4 . 1851 ...
South African Museum. where they are slightly worn , are somewhat elongated in a proximal - distal direction . Distribution . Senonian . IDMONEIDE . GENUS IDMONEA , Lamouroux . IDMONEA VIRGULA , d'Orbigny . Plate I. , fig . 4 . 1851 ...
Page 5
... proximal portions of the zoarium . In view of the very fragmentary character of the specimens usually obtained of these erect Idmoneids , * E , Pergens , Revision des Bry . Crét . fig . par d'Orbigny , 1890 , p . 344 . it is exceedingly ...
... proximal portions of the zoarium . In view of the very fragmentary character of the specimens usually obtained of these erect Idmoneids , * E , Pergens , Revision des Bry . Crét . fig . par d'Orbigny , 1890 , p . 344 . it is exceedingly ...
Page 6
... proximal ends of zoaria . It is likely , then , that a form exists whose adult zoarium over its greater extent has the characters of I. calypso , d'Orbigny , while these are confined to the proximal parts of an adult zoarium of C ...
... proximal ends of zoaria . It is likely , then , that a form exists whose adult zoarium over its greater extent has the characters of I. calypso , d'Orbigny , while these are confined to the proximal parts of an adult zoarium of C ...
Page 8
... proximal end of a zoarium , though the first few zoocia appear to be missing . Beginning as a thin , cylindrical branch , the zoarium rapidly widens and becomes compressed in a plane parallel to the obverse and reverse faces , at the ...
... proximal end of a zoarium , though the first few zoocia appear to be missing . Beginning as a thin , cylindrical branch , the zoarium rapidly widens and becomes compressed in a plane parallel to the obverse and reverse faces , at the ...
Other editions - View all
Common terms and phrases
Acanthodiscus adult Ammonites angle aperture Aptian Astarte atherstoni Sharpe bank of Sunday's bone Broom carinal characters closely Coega collection comparison conocardiiformis convex Cutch Cynodonts d'Orbigny developed diameter Dicynodon differs distal dorsal Dunbrodie elongated Eriphyla escutcheon Exogyra fauna figured flank flattened fossils frontal genus Geol Geological Graaff-Reinet greatest groove Gryponyx Hauterivian height herzogi Holcostephanus holubi imbricata Jurassic keel Kitchin Krauss left valve length less Lower Cretaceous Lycett Lystrosaurus margin Massospondylus narrow Neocomian Neumayr occur ornamentation outline Pareiasaurus Pavlow Pecten phalanx Plate posterior posteriorly preserved probably represented resemblance ribs ridges Right valve Rogers and Schwarz sculpture Seeley shell similar slightly South African Museum species specimen spiral stage Stoliczka Sunday's River surface suture Tate Tate's transverse Trigonia Trigonia ventricosa tubercles Uhlig Uitenhage Uitenhage beds Uitenhage Series uitenhagensis sp umbilical umbo umbonal region upper W. T. Blanford whorl zoarium Zwartkop's River