Annals of the South African Museum, Volume 83The Museum, 1981 - Natual history |
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Page 151
... Valanginian and the base of the Hauterivian ' . Besairie ( 1936 ) and Collignon ( 1962 ) have recorded rich olcostephanid faunas from Madagascar which include Olcostephanus ... Valanginian REVISION OF LATE VALANGINIAN CEPHALOPODA 151.
... Valanginian and the base of the Hauterivian ' . Besairie ( 1936 ) and Collignon ( 1962 ) have recorded rich olcostephanid faunas from Madagascar which include Olcostephanus ... Valanginian REVISION OF LATE VALANGINIAN CEPHALOPODA 151.
Page 152
... Valanginian strata . A re - examination of the Valanginian stratotype led Barbier & Thieuloy ( 1963 ) to subdivide the Valanginian into a lower Kilianella roubaudiana Zone and an upper Saynoceras verrucosum Zone . The so - called ...
... Valanginian strata . A re - examination of the Valanginian stratotype led Barbier & Thieuloy ( 1963 ) to subdivide the Valanginian into a lower Kilianella roubaudiana Zone and an upper Saynoceras verrucosum Zone . The so - called ...
Page 153
... Valanginian age only . In order to help resolve the Valanginian - Hauterivian boundary problem , it seems necessary to introduce a zone of Olcostephanus baini at the top of the Valanginian ( Collignon 1962 ) . The following Valanginian ...
... Valanginian age only . In order to help resolve the Valanginian - Hauterivian boundary problem , it seems necessary to introduce a zone of Olcostephanus baini at the top of the Valanginian ( Collignon 1962 ) . The following Valanginian ...
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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 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