Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 96, Issues 6-9South African Museum, 1986 - Natural history |
From inside the book
Results 1-3 of 38
Page 298
... rounded venter . With increasing diameter , the whorl section becomes more rounded . On the body chamber it is nearly circular with inflated flanks converging to a broad rounded venter ( Fig . 15C ) . At the smallest diameter ( 3 mm ) ...
... rounded venter . With increasing diameter , the whorl section becomes more rounded . On the body chamber it is nearly circular with inflated flanks converging to a broad rounded venter ( Fig . 15C ) . At the smallest diameter ( 3 mm ) ...
Page 303
... rounded umbilical edge , strongly inflated flanks , and a broadly rounded venter . The maximum width is at the dorsal third of the flanks . On the final hook the whorl section is more rounded , slightly depressed ( Wh / Wb = 0,93 ) with ...
... rounded umbilical edge , strongly inflated flanks , and a broadly rounded venter . The maximum width is at the dorsal third of the flanks . On the final hook the whorl section is more rounded , slightly depressed ( Wh / Wb = 0,93 ) with ...
Page 308
... rounded , tuberculation may be present , but the tubercles are weak and mostly confined to the venter . On the body chamber the ribs are simple , strong , rounded or flat and non- tuberculate . Suture line simple , with bifid saddles ...
... rounded , tuberculation may be present , but the tubercles are weak and mostly confined to the venter . On the body chamber the ribs are simple , strong , rounded or flat and non- tuberculate . Suture line simple , with bifid saddles ...
Other editions - View all
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