Annals of the South African Museum, Volume 80The Museum, 1980 - Natural history |
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Page 58
... compressed whorl section , with flattened flanks . Var . C , represented by SAS - Z2110 ( Figs 39-40 ) and SAS - H198 / 1 has a more inflated whorl section and high umbilical wall with clearly defined umbilical edge in the adult stage ...
... compressed whorl section , with flattened flanks . Var . C , represented by SAS - Z2110 ( Figs 39-40 ) and SAS - H198 / 1 has a more inflated whorl section and high umbilical wall with clearly defined umbilical edge in the adult stage ...
Page 133
... compressed form , with Wb : Wh ratio being of the order of 0,4 to 0,5 and seems to occur in the Upper Santonian only . A typical specimen from the Judean desert is here figured as Figure 99A , and whorl sections of other Israeli ...
... compressed form , with Wb : Wh ratio being of the order of 0,4 to 0,5 and seems to occur in the Upper Santonian only . A typical specimen from the Judean desert is here figured as Figure 99A , and whorl sections of other Israeli ...
Page 325
... compressed whorl section . Collignon ( 1948 : 32 ) separated M. ( Delawarella ) subdelawarensis ( described below ) as a Malagasy representative of this American species , differing mainly in having weaker ornament , and also a more ...
... compressed whorl section . Collignon ( 1948 : 32 ) separated M. ( Delawarella ) subdelawarensis ( described below ) as a Malagasy representative of this American species , differing mainly in having weaker ornament , and also a more ...
Contents
THE AMMONITE SUBFAMILY TEXANITINAE COLLIGNON | 2 |
Evolution and evolutionary trends in Texanitinae | 348 |
References | 354 |
Copyright | |
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Common terms and phrases
Africa Ammonites australis Besairie besairiei Bevahites bifurcations body chamber CALIFORN Campanian of Madagascar clavate Collignon 1948 Coniacian Cretaceous ERSITY external tubercles falloti False Bay flanks Gulf Coast higher than wide Hoepen Hokkaido holotype inner whorls jeanneti Kennedy & Klinger lateral keels lateral ornament lateral tubercle lobes Lower Campanian Lower Santonian marginal material Matsumoto 1970 Menabites Australiella Menabites Delawarella Middle Campanian Mortoniceras occur ontogeny outer whorls Parabevahites Paratexanites Paratexanites pseudotricarinatum sp Paratype phragmocone Plesiotexanites stangeri Baily Pondoland radially elongated Reginaites ribs Richards Bay row of tubercles SAN DIEGO soutoni natalense ssp Spath specimen figured St Lucia Formation stage stratigraphic subdelawarensis submarginal Submortoniceras woodsi suture suture line Texanites soutoni natalense Texanites soutoni soutoni texanitids Texanitinae texanus text-fig tonian Transkei trituberculate type species umbilical diameter umbilical tubercles umbilical wall umbilical width Umkwelane Hill Umzamba Formation umzambiense undulating keel Upper Santonian vanhoepeni venter ventrolateral tubercles whorl section Zululand Zululand specimens