Annals of the South African Museum, Volume 83The Museum, 1981 - Natual history |
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Page 245
... give rise to 4-5 radial to prorsiradiate , fine , flexuous , secondary ribs , occasionally bifurcating or with intercalatories , and with 2-5 intercalated ribs between bundles . Parabolae lacking at all growth stages and with a simple ...
... give rise to 4-5 radial to prorsiradiate , fine , flexuous , secondary ribs , occasionally bifurcating or with intercalatories , and with 2-5 intercalated ribs between bundles . Parabolae lacking at all growth stages and with a simple ...
Page 286
... give rise to 4-6 slightly flexuous , prorsiradiate ribs . There is little to distinguish this species from the O. baini macroconch , of which it seems Fig . 140. Olcostephanus ( Olcostephanus ) sublaevis Spath ( 9 ) . The holotype from ...
... give rise to 4-6 slightly flexuous , prorsiradiate ribs . There is little to distinguish this species from the O. baini macroconch , of which it seems Fig . 140. Olcostephanus ( Olcostephanus ) sublaevis Spath ( 9 ) . The holotype from ...
Page 323
South African Museum. rounded umbilical tubercles on the outer whorl that give rise to bundles of 5-6 , fine , prorsiradiate secondary ribs , commonly with 2-4 intercalatories between bundles . Contrary to D'Orbigny's ( 1840 ) ( Fig ...
South African Museum. rounded umbilical tubercles on the outer whorl that give rise to bundles of 5-6 , fine , prorsiradiate secondary ribs , commonly with 2-4 intercalatories between bundles . Contrary to D'Orbigny's ( 1840 ) ( Fig ...
Contents
DECAPOD AND ISOPOD CRUSTACEANS FROM THE WEST COAST | 14 |
Zoogeographic discussion | 29 |
INTRODUCTION | 32 |
Copyright | |
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Common terms and phrases
abbreviated Africa Ammonites Amphipoda antenna Astieria atherstoni Sharpe author's name baini baini baini Sharpe Barnard Baumberger Besairie bicuspidata body chamber Böse Broom Bryden Cape Province Cape Town carapace Coxa Crustacea Decapoda dentary diameter Dicynodon Diictodon dimorphism distal dorsal fauna figures genera genus gnathopod Hauterivian holotype Hout Bay Imlay inflated inner whorls intercalated ribs Kensley Kingoria Kitchin lateral views length lobe macroconch male margin material Maxilla Maxilliped Olcostephanus Olcostephanus Oudenodon outer whorl ovig parabolae Paramelita paratypes peduncle Peponocephala electra Pereopod peristome Pleopod posterior primary ribs prorsiradiate secondaries recorded ribs between bundles Rogersites rostrum Seamount secondary ribs segment setae South African Museum Spath species spines spinules Sternophysinx SUID-AFRIKAANSE MUSEUM Sundays River Sundays River Formation synonym terminal Type specimen Type specimen Skull Uitenhage umbilical bullae umbilical seam umbilical shoulder umbilical tubercles umbilical walls umbilicus Upper Valanginian uropod Valanginian Vema venter ventral views whorl section