Annals of the South African Museum, Volume 83The Museum, 1981 - Natual history |
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Page 26
... tubercles ; strong dorsolateral spine on protogastric region ; metagastric region convex with medial tubercle ; convex bulbous branchial region with several scattered tubercles ; cardiac region convex , lacking tubercles . Abdomen 6 ...
... tubercles ; strong dorsolateral spine on protogastric region ; metagastric region convex with medial tubercle ; convex bulbous branchial region with several scattered tubercles ; cardiac region convex , lacking tubercles . Abdomen 6 ...
Page 173
South African Museum. Umbilical tubercles give rise to 1-2 weak ribs leading to ventrolateral tubercles ; ribbing normally subordinate to tubercles on outer whorl , but may be sharp at some stages ( after Wright in Arkell et al . 1957 ) ...
South African Museum. Umbilical tubercles give rise to 1-2 weak ribs leading to ventrolateral tubercles ; ribbing normally subordinate to tubercles on outer whorl , but may be sharp at some stages ( after Wright in Arkell et al . 1957 ) ...
Page 348
... tubercles on the adoral portion ) , although Spath ( 1930 : 152 ) thought this was possibly due to corrosion . Beyond a diameter of about 100 mm intercalated ribs start appearing , always lacking umbilical tubercles , but occasionally ...
... tubercles on the adoral portion ) , although Spath ( 1930 : 152 ) thought this was possibly due to corrosion . Beyond a diameter of about 100 mm intercalated ribs start appearing , always lacking umbilical tubercles , but occasionally ...
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