Annals of the South African Museum, Volume 75The Museum, 1978 - Natual history |
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Page 56
... follow but there would appear to be , in all , some eight such nodular horizons in a thickness of about 6 m . These nodules ... follows : D , diameter ; H , whorl height ; W , whorl width ( intercostal unless otherwise specified ) ; Ui ...
... follow but there would appear to be , in all , some eight such nodular horizons in a thickness of about 6 m . These nodules ... follows : D , diameter ; H , whorl height ; W , whorl width ( intercostal unless otherwise specified ) ; Ui ...
Page 74
... follows : ' Medium - sized to large puzosiids with a compressed , convergent whorl section and a narrowly arched venter . Moderately evolute , with 2 distinct orders or ribbing ; distant , long flexuous main ribs with many shorter ...
... follows : ' Medium - sized to large puzosiids with a compressed , convergent whorl section and a narrowly arched venter . Moderately evolute , with 2 distinct orders or ribbing ; distant , long flexuous main ribs with many shorter ...
Page 128
... follows : ' Shell discoidal , or subglobose ; whorls normally largely embracing . Venter sub - acute , rounded or flattened . Umbilicus steep sided . Early whorls ornamented with strong umbilical tubercles and fold - like costae which ...
... follows : ' Shell discoidal , or subglobose ; whorls normally largely embracing . Venter sub - acute , rounded or flattened . Umbilicus steep sided . Early whorls ornamented with strong umbilical tubercles and fold - like costae which ...
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Common terms and phrases
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 Cape carapace Carapace Fig carina carpus Cenomanian Cobban & Scott Collignon crabeater seal Cumacea diameter DIEGO 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 paratype Peduncle of uropod pereiopod 1 Fig pleopods plumose setae Pseudocalycoceras pseudorostral lobes Puzosia rest of limb 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