Annals of the South African Museum, Volume 75The Museum, 1978 - Natual history |
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Page 53
... Cenomanian age , referring the Acanthoceras lyelli to Protacanthoceras , Acanthoceras borgesi to Metacalycoceras and Prionotropis echinatus to Neocardio- ceras , while considering the Puzosia matheroni closer to the Cenomanian ...
... Cenomanian age , referring the Acanthoceras lyelli to Protacanthoceras , Acanthoceras borgesi to Metacalycoceras and Prionotropis echinatus to Neocardio- ceras , while considering the Puzosia matheroni closer to the Cenomanian ...
Page 136
... Cenomanian . The type area of the Cenomanian is in the vicinity of Le Mans , Sarthe , north - western France ( d'Orbigny 1847 ) , while ' l'etage Turonien ' was first recog- nized ( d'Orbigny 1842 ) along the Cher Valley between ...
... Cenomanian . The type area of the Cenomanian is in the vicinity of Le Mans , Sarthe , north - western France ( d'Orbigny 1847 ) , while ' l'etage Turonien ' was first recog- nized ( d'Orbigny 1842 ) along the Cher Valley between ...
Page 137
... Cenomanian microfauna from Beds E - F led Berthou & Lauverjat ( 1974 ) to include a zone of Vascoceras gamai and V. mundae at the top of the Cenomanian . This was supported by Thomel's ( 1972 ) assignment of Choffat's C. naviculare to C ...
... Cenomanian microfauna from Beds E - F led Berthou & Lauverjat ( 1974 ) to include a zone of Vascoceras gamai and V. mundae at the top of the Cenomanian . This was supported by Thomel's ( 1972 ) assignment of Choffat's C. naviculare to C ...
Contents
BARNARD J L | 40 |
Province were first reported by Singer Hooijer 1958 The specimen described | 84 |
BEST P B see Ross J | 147 |
Copyright | |
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1-segmented abdominal somites accessory flagellum Adult male aesthetascs Africa Ammonites Antenna 1 Fig antennal notch anterolateral angle Basis of maxilliped basis of pereiopod Bodotria body chamber Calycoceras carapace Carapace Fig carina carpus Cenomanian cephalothorax Cobban & Scott Collignon coloradoense crabeater seal diameter Dorsal view endopod eyelobe fauna flagellum flanks genus geol half length holotype inner edge Integument Iphinoe ischium Kanabiceras lateral carina Lateral view long as deep lower ventro-lateral tubercles Matsumoto maxilliped maxilliped 3 Fig merus merus and carpus Metoicoceras Moreman outer whorl Ovigerous female paratypes Peduncle of uropod pereiopod 1 Fig pleopods plumose setae Pseudocalycoceras pseudorostral lobes Puzosia rest of limb rounded Sciponoceras Second pedigerous somite segment of exopod serrate setae shorter sideplates slightly longer South African Museum Spath specimens spines on inner stout subequal in length Thomel Turonian twice length Type species umbilicus uropod Vascoceras venter ventral view of carapace Watinoceras whorl section