Annals of the South African Museum, Volume 73The Museum, 1977 - Natual history |
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Page 55
... surface is relatively smooth and flat , with a faint thickening of the lateral edges , but in younger specimens the frontoparietal surface may be faintly convex . Haughton cited the fronto- parietal as ' depressed longitudinally in the ...
... surface is relatively smooth and flat , with a faint thickening of the lateral edges , but in younger specimens the frontoparietal surface may be faintly convex . Haughton cited the fronto- parietal as ' depressed longitudinally in the ...
Page 57
... surfaces of the planum antorbitale suggest that this region is ossified , with the formation of a lamellar surface layer , rather than being calcified . On SAM - 9940 a cross - section reveals the presence anteriorly of paired internal ...
... surfaces of the planum antorbitale suggest that this region is ossified , with the formation of a lamellar surface layer , rather than being calcified . On SAM - 9940 a cross - section reveals the presence anteriorly of paired internal ...
Page 85
... surface over an area of about 5 m2 . Abundant loose exogyrans occur both on the surface and in the surrounding gravel dumps . An intensive search in this area for more of this material proved to be negative . DESCRIPTION OF ...
... surface over an area of about 5 m2 . Abundant loose exogyrans occur both on the surface and in the surrounding gravel dumps . An intensive search in this area for more of this material proved to be negative . DESCRIPTION OF ...
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Common terms and phrases
abbreviations adcauline adnate Albian Allman Ammonites Ammonoidea Amphipoda Ancyloceras Adouliceras ancyloceratid aperture Aptian Aptian III-IV Australiceras author's name authors Barremian bicuspidata BMNH body chamber cala Campanian Cape Town capensis Casey Cenomanian coiling Collignon constrictions Cretaceous Crioceras crozier described Description distal dorsal dorsum Eoxenopoides reuningi fauna figures flanks fossil Gastropoda genus gonothecae Haughton Helicancyloceras Nonyaniceras Hoepen holotype hydrocladia hydrothecae inner whorls internode Kerguelen Kossmat lateral Lectotype length lobe locality 168 locality 170 Lower Aptian Maastrichtian Madagascar material metres Millard Mozambique mozambiquense nematothecae occur ornament paratypes Pedicel phragmocone pipids Pseudophyllites referred ribs rounded Saghalinites Santonian scientific name segment separated Sertularella seta shaft shoulder Sinzow South African Museum southern Spath species specimen spines Stechow stem subheadings subsimbirskense SUID-AFRIKAANSE MUSEUM suture line Symplectoscyphus Synonymy Tetragonites text-fig Tonohamites Totton Toxoceratoides Tropaeum tubercles umbilical Umzamba Upper Aptian venter ventral Vervoort Wb/Wh whorl section Wiedmann Xenopus Zululand