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 247
... consists of 6-12 tiers of very slender sclerites . These are finely tuberculated needles up to 0,6 mm in length ( Fig . 8A , E ) . Superposing the crown are eight points , each consisting of numerous spindles of which the undermost are ...
... consists of 6-12 tiers of very slender sclerites . These are finely tuberculated needles up to 0,6 mm in length ( Fig . 8A , E ) . Superposing the crown are eight points , each consisting of numerous spindles of which the undermost are ...
Page 298
... consists of single , rounded ribs , bearing a small ventral tubercle and separated by wider interspaces . At a slightly larger diameter ( 6 mm ) , the ribs become differentiated and the ornament consists of alternating tuberculate ribs ...
... consists of single , rounded ribs , bearing a small ventral tubercle and separated by wider interspaces . At a slightly larger diameter ( 6 mm ) , the ribs become differentiated and the ornament consists of alternating tuberculate ribs ...
Page 326
... consists of sharp , narrow , sinusoidal ribs , which coalesce in twos or threes at the umbilical edge . Density varies between 24 and 32 per whorl . = Coiling in the first half of the planispiral whorl is irregular , with lateral ...
... consists of sharp , narrow , sinusoidal ribs , which coalesce in twos or threes at the umbilical edge . Density varies between 24 and 32 per whorl . = Coiling in the first half of the planispiral whorl is irregular , with lateral ...
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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