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 74
... tubercles . Lateral plates of left side bearing short spinose tubercles . On right side , lateral plate of somite 3 bearing small marginal plate at distal angle . Somite 4 with two marginal plates , each divided marginally and carrying ...
... tubercles . Lateral plates of left side bearing short spinose tubercles . On right side , lateral plate of somite 3 bearing small marginal plate at distal angle . Somite 4 with two marginal plates , each divided marginally and carrying ...
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 ) ...
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Common terms and phrases
abbreviations adoral portion Africa Ammonites Amphipoda Astieria atherstoni Sharpe Barnard Baumberger Besairie bicuspidata bifurcate Bochianites body chamber Böse Broom Cantu Chapa Cape Province Cape Town carapace Cistecephalus Collignon compressed Coxa d'Orbigny Decapoda densicostatus dentary diameter Dicynodon Diictodon dimorphism distal Distoloceras dorsal fauna figured final whorl forms genera genus growth stages Hauterivian holotype Imlay inflated inner whorls intercalated ribs Kingoria lateral views lectotype macroconch male margin material Maxilla Maxilliped Olcostephanus Olcostephanus Oudenodon outer whorl parabolae Paramelita paratypes Peponocephala pereiopods Pereopod peristome posterior primary ribs prominent prorsiradiate secondaries ribs between bundles Riccardi Rogersites rursiradiate primaries secondary ribs segment setae slightly South African Museum Spath species spines Subastieria SUID-AFRIKAANSE MUSEUM Sundays River Sundays River Formation synonym Taraises Formation terminate Thieuloy 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