Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 96, Issues 6-9South African Museum, 1986 - Natural history |
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Page 279
... figured two specimens , Leptoceras gr . silesiacum Uhlig and Leptoceras sp . indet . , that were typical of the ' Level with Leptoceras ' or ' Level c ' in their biostratigraphic subdivision of the Lower Cretaceous . A complete regional ...
... figured two specimens , Leptoceras gr . silesiacum Uhlig and Leptoceras sp . indet . , that were typical of the ' Level with Leptoceras ' or ' Level c ' in their biostratigraphic subdivision of the Lower Cretaceous . A complete regional ...
Page 284
... figured by Jacob & Tobler ( 1906 , pl . 2 ( figs 10-11 ) ) . Besides this material , which most probably belongs to the genus , several species can be assigned to it , although some are included tentatively . They are as follows ...
... figured by Jacob & Tobler ( 1906 , pl . 2 ( figs 10-11 ) ) . Besides this material , which most probably belongs to the genus , several species can be assigned to it , although some are included tentatively . They are as follows ...
Page 309
... figured one specimen of ' Ancyloceras ' taylori showing a tightly coiled initial spire followed by a straight shaft , both ornamented with simple annular ribs . Later the same author ( Etheridge 1909 : 162 , pl . 49 ( figs 3-6 ) ...
... figured one specimen of ' Ancyloceras ' taylori showing a tightly coiled initial spire followed by a straight shaft , both ornamented with simple annular ribs . Later the same author ( Etheridge 1909 : 162 , pl . 49 ( figs 3-6 ) ...
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Common terms and phrases
Acrioceras Aedeagus Alcyonium variabile ammonites Ammonoidea Anal sternite Ancyloceras apex apical apomorphic Aptian arcuate asymmetrical Barremian of western basal bifid Cape Town capitulum Casey clypeus coenenchyme coiling Colchidites vulanensis australis colonies Colophon Colophon species CPBA Cretaceous d'Orbigny dilated Djanélidzé Dorsal process elytra evenly final hook forms fragments genera geol habitat Hamiticeras haughtoni Helicancylus patagonicus helix Heteroceras Heteroceratinae holotype izardi K. H. Barnard Kakabadze & Kennedy Kakabadze 1971a Klinger & Kennedy Koenen labrum Langeberg Leanza Lectotype Lucanidae Macroconch male mandibles material Metalcyonium montisatris sp morph ornament paessleri Paraimerites paramere Patagonia patagonicum planispiral plesiomorphic polyp primosi pronotum punctate referred ribs Río Mayer Río Mayer Formation Rouchadzé 1933 rounded sclerites shaft South African Museum Spath speciation species groups specimens stalk sternite stokoei Stolley suture line Swartberg Swartberg Range text-fig Thomson tibia Tixier-Durivault Tonohamites trituberculate tubercles Upper Barremian Ventral process vulanensis australis Klinger western Georgia whitei whorl section Zululand