Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumSouth African Museum, 1992 - Natural history |
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Page 75
... Spath , 1924 , and phylogenetic lineages ( e.g. Wiedmann 1962 ) have been recognized within Crioceratites but , unfortunately , many of these are either poorly defined or open to question . A full discussion of these attempted ...
... Spath , 1924 , and phylogenetic lineages ( e.g. Wiedmann 1962 ) have been recognized within Crioceratites but , unfortunately , many of these are either poorly defined or open to question . A full discussion of these attempted ...
Page 123
... Spath ( 1924 : 84 ) . Discussion Two specimens in our collections can be tentatively identified with material from Patagonia , described recently by Riccardi & Aguirre Urreta ( 1989 ) under the generic name of Hemihoplites Spath , 1924 ...
... Spath ( 1924 : 84 ) . Discussion Two specimens in our collections can be tentatively identified with material from Patagonia , described recently by Riccardi & Aguirre Urreta ( 1989 ) under the generic name of Hemihoplites Spath , 1924 ...
Page 130
Annale Van Die Suid-Afrikaanse Museum South African Museum. Spath's ( 1924 ) observations may be ignored , because they are subjective , personal taxonomic views . If Spath really intended uniting forms with different coiling , it was ...
Annale Van Die Suid-Afrikaanse Museum South African Museum. Spath's ( 1924 ) observations may be ignored , because they are subjective , personal taxonomic views . If Spath really intended uniting forms with different coiling , it was ...
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Common terms and phrases
Acrioceras Acrioceras sp Africa Aguirre Urreta 1981 ammonites Ammonoidea Ancyloceras Ancyloceratinae Aptian Aspinoceras aspinoceratid australis sp barremense BMNH body chamber Boreal and Tethyan bullae ceras cliff and gully close coiling coarsely ornamented Collignon 1962 compressed Crioceratites Crioceratites s.s. Cryptocrioceras cundimarcae d'Orbigny diameter dimorphism discussion early whorls emerici Emericiceras family Ancyloceratidae flexuous genus genus Crioceratites Geology Giovine group of Crioceratites Hauterivian Hemihoplites sp holotype Immel inner whorls Kakabadze 1981 Leveillé lobe locality 170 Lower Barremian major ribs material Menuthiocrioceras Mlambongwenya Trading Store monopujaae Neuquén Obata outer whorls Palaeontology Paracrioceras Paraspinoceras Patagonia Pedioceras phragmocone Pseudothurmannia Rawson referred ribs Riccardi & Aguirre Sarkar Sornayites South African Museum southern Patagonia Spath species groups specimens tabarelli Astier taxonomic Tethyan Realm text-fig Thieuloy Thomel trituberculate ribs tubercles type species umbilical shoulder umbilical wall uncoiled Unterkreide Upper Barremian Upper Hauterivian Valanginian venter ventral tubercles ventrolateral shoulder whorl section Wiedmann yrigoyeni Leanza zulu sp Zululand