Annals of the South African Museum, Volume 75The Museum, 1978 - Natual history |
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Page 61
... moderately evolute and with an initially trapezoidal whorl section becoming rounded with age . Ornament comprises fine , dense , slightly sinuous lirae and constrictions on the inner whorls only . It thus superficially resembles ...
... moderately evolute and with an initially trapezoidal whorl section becoming rounded with age . Ornament comprises fine , dense , slightly sinuous lirae and constrictions on the inner whorls only . It thus superficially resembles ...
Page 74
... Moderately evolute , with 2 distinct orders or ribbing ; distant , long flexuous main ribs with many shorter , flexuous intercalated ribs . ' The lectotype of Austiniceras austeni is a gigantic specimen 410 mm in diameter and juveniles ...
... Moderately evolute , with 2 distinct orders or ribbing ; distant , long flexuous main ribs with many shorter , flexuous intercalated ribs . ' The lectotype of Austiniceras austeni is a gigantic specimen 410 mm in diameter and juveniles ...
Page 96
... moderately evolute forms with a com- pressed , quadrate whorl section , flat flanks , and dense , fine , flexuous ribbing at immature growth stages . Ribs are ornamented with small umbilical bullae , upper and lower ventro - lateral ...
... moderately evolute forms with a com- pressed , quadrate whorl section , flat flanks , and dense , fine , flexuous ribbing at immature growth stages . Ribs are ornamented with small umbilical bullae , upper and lower ventro - lateral ...
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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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 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