Annals of the South African Museum, Volume 73The Museum, 1977 - Natual history |
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Page 256
... body chamber may be distinctly uncoiled , giving rise to ancyloceratid or to aspinoceratid forms . Ornament on phragmocone consists of plain ribbing with occasional umbilical or ventral tubercles in early or late stages . On the body ...
... body chamber may be distinctly uncoiled , giving rise to ancyloceratid or to aspinoceratid forms . Ornament on phragmocone consists of plain ribbing with occasional umbilical or ventral tubercles in early or late stages . On the body ...
Page 261
... body chamber , and is hence referred to the Russian species in open nomenclature . The umbilical diameter of the Zululand specimen is intermediate between that of Sinzow's two figured specimens . In the lack of a sudden change of ...
... body chamber , and is hence referred to the Russian species in open nomenclature . The umbilical diameter of the Zululand specimen is intermediate between that of Sinzow's two figured specimens . In the lack of a sudden change of ...
Page 285
... body chamber fragment , approximately 730 mm long , is of interest in that it is filled with abundant small tonohamitids ( to be described below ) . The whorl section is wider than high with a slight dorsal zone of impression . Ornament ...
... body chamber fragment , approximately 730 mm long , is of interest in that it is filled with abundant small tonohamitids ( to be described below ) . The whorl section is wider than high with a slight dorsal zone of impression . Ornament ...
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Common terms and phrases
abbreviations adcauline adnate Africa Albian Allman Ammonites Ammonoidea Amphipoda Ancyloceras Adouliceras aperture Aptian Australiceras author's name authors bicuspidata BMNH body chamber cala Cape Town Casey Cenomanian coiling Collignon constrictions Cretaceous Crioceras crozier described Description distal dorsal dorsum Eoxenopoides reuningi fauna figures flanks fossil frogs Gastropoda genus geol gonothecae H. L. Clark Haughton Helicancyloceras Hoepen holotype hydrocladia hydroids hydrothecae indra internode italics Kerguelen Kossmat Late Santonian lateral Lectotype length lobe locality Lower Aptian Maastrichtian material metres Millard Mozambique nematothecae occur ornament paratypes Pedicel phragmocone pipids Pondoland Pseudophyllites references ribs rounded Saghalinites Santonian Santonian to early scientific name segments separated Sertularella shaft shoulder Sinzow South African Museum southern Spath species specimens spines Stechow stem subheadings subtimotheanus SUID-AFRIKAANSE MUSEUM suture Symplectoscyphus Synonymy Tetragonites text-fig Tonohamites Totton Toxoceratoides transverse Tropaeum tubercles Upper Aptian venter ventral vertebrae Vervoort Wb/Wh whorl section Wiedmann Xenopus Zool Zululand Zygophylax