Annals of the South African Museum, Volume 83The Museum, 1981 - Natual history |
From inside the book
Results 1-3 of 44
Page 126
... shows the charac- teristics of Diictodon as diagnosed above , but examination of dicynodont type material shows that a number of other described species of Dicynodon , including pfr .. fr . pof . pm . pp . 126 ANNALS OF THE SOUTH ...
... shows the charac- teristics of Diictodon as diagnosed above , but examination of dicynodont type material shows that a number of other described species of Dicynodon , including pfr .. fr . pof . pm . pp . 126 ANNALS OF THE SOUTH ...
Page 193
... show a constant rate of inflation . Although the specimen is entirely septate , matrix on the outer whorl shows that the umbilical seam of the following whorl egressed markedly , and that. REVISION OF LATE VALANGINIAN CEPHALOPODA 193.
... show a constant rate of inflation . Although the specimen is entirely septate , matrix on the outer whorl shows that the umbilical seam of the following whorl egressed markedly , and that. REVISION OF LATE VALANGINIAN CEPHALOPODA 193.
Page 231
... shows no sign of parabolae , an impression of an inner whorl corresponding to a diameter of about 60 mm shows a deep , oblique parabola , and at this growth stage would appear to be almost identical to the holotype of O. modderensis ...
... shows no sign of parabolae , an impression of an inner whorl corresponding to a diameter of about 60 mm shows a deep , oblique parabola , and at this growth stage would appear to be almost identical to the holotype of O. modderensis ...
Other editions - View all
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 Crustacea 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 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 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 and lateral ventral views whorl section