Annals of the South African Museum, Volume 96The Museum, 1985 - Natural history |
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Page 283
... shaft and a final hook . Ornament on the shaft consists of ribs of equal size , each one bearing one to three rows of tubercles . Final hook with single , non - tuberculate ribs . Suture line with bifid saddles and asymmetrical , trifid ...
... shaft and a final hook . Ornament on the shaft consists of ribs of equal size , each one bearing one to three rows of tubercles . Final hook with single , non - tuberculate ribs . Suture line with bifid saddles and asymmetrical , trifid ...
Page 320
South African Museum. shafts may be parallel or divergent . In the Colchiditinae an initial helix is followed by a planispirally coiled section of variable duration , which embraces the initial helix , finally uncoiling into a shaft and ...
South African Museum. shafts may be parallel or divergent . In the Colchiditinae an initial helix is followed by a planispirally coiled section of variable duration , which embraces the initial helix , finally uncoiling into a shaft and ...
Page 323
... shaft . The whorl section in the helix is subcircular ; on the shaft it varies from slightly compressed to depressed , and on the crozier it becomes equidimensional to subquadrate . Ornament on the helix consists of fine , single ...
... shaft . The whorl section in the helix is subcircular ; on the shaft it varies from slightly compressed to depressed , and on the crozier it becomes equidimensional to subquadrate . Ornament on the helix consists of fine , single ...
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Common terms and phrases
abbreviations Aedeagus Age and distribution Agulhas Bank Alcyonium variabile ammonite Ancyloceras apex apical Aptian Bairdoppilata Barremian Barremian of western Bay borehole bicuspidata Brachycythere Campanian Cape Peninsula Cape Town Cenomanian Colchidites vulanensis Colophon Coniacian CPBA Cretaceous cruickshanki Cypraea Cypraeidae Cythereis Cytherelloidea described Dingle False Bay faunas female fuscorubra genera genus Gibberleberis Group habitat haughtoni Haughtonileberis Helicancylus Heteroceras holotype Indet iutsui J(c)-1 borehole K. H. Barnard Kakabadze 1971a Klinger & Kennedy labrum Lampanyctus lateral locality longicaudata Maastrichtian male mandibles mantle margin material Metalcyonium morphology Mtubatuba ornament ostracod outcrops paratypes patagonicum pondolandensis posterior pronotum range referred region ribs Richards Bay Río Mayer Rouchadzé 1933 samples Santonian sclerites shaft shell South African Museum south-east Africa specimens stations stokoei subfamily suckers Swartberg Table taxa text-fig tibia Tonohamites Toxoceratoides tubercles Turonian Umzamba bed umzambaensis Upper Barremian variability Ventral process vulanensis australis western Georgia whorl section Zululand