Annals of the South African MuseumThe Museum, 1978 - Natual history |
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Page 59
... venter ( see illustrations in Collignon 1963 ) . Arcthoplites Spath , 1925 ( see illustrations in Casey 1965 , text - fig . 177 ) , and Subarcthoplites Casey , 1954 , both have strong , narrow ribs , round venters and lack tubercles ...
... venter ( see illustrations in Collignon 1963 ) . Arcthoplites Spath , 1925 ( see illustrations in Casey 1965 , text - fig . 177 ) , and Subarcthoplites Casey , 1954 , both have strong , narrow ribs , round venters and lack tubercles ...
Page 66
... venter very broadly rounded . In costal section , the flanks are concave at mid - flank and flattened on the outer flank , and the venter fastigiate . There are eight to ten prominent umbilical bullae per whorl , placed well out from ...
... venter very broadly rounded . In costal section , the flanks are concave at mid - flank and flattened on the outer flank , and the venter fastigiate . There are eight to ten prominent umbilical bullae per whorl , placed well out from ...
Page 215
... venter , ribs are single or looped . Discussion The only species with which the present form may usefully be compared is Anisoceras arrogans ( Giebel ) ( = Anisoceras campichei Spath 1942 : 559 , pl . 63 ( figs 6-7 ) , fig . 197 ) which ...
... venter , ribs are single or looped . Discussion The only species with which the present form may usefully be compared is Anisoceras arrogans ( Giebel ) ( = Anisoceras campichei Spath 1942 : 559 , pl . 63 ( figs 6-7 ) , fig . 197 ) which ...
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Common terms and phrases
abbreviation Aconeceras Africa Albian Alopecoceras Ammonites Angola Anisoceras Aptian authors BMNH body chamber Borissiakoceras Breistroffer Burchell's zebra burchelli Cape Town Casey Cenomanian Cobban Collected Collignon comma compressed Cretaceous diameter distal dorsal endopod Equus quagga exopod False Bay fauna female colonies figures flank genus geol Hamites Holotype Hysteroceras Igoda Formation Infertile colony K. H. Barnard Kennedy Klinger Kunene kunenensis Lateral view lobe Locality Mariella material Maxilla Maxilliped Millard Mortoniceras Durnovarites Natal Okavango ornament paratypes pereonite Pereopod perinflatum Pervinquière PF station Pictet & Campiche plains zebras pleonites Pleopod Plioplateia references Renz ribs River Sanmartinoceras Sanmartinoceras scientific name segment setae shell shoulder Sinzovia South African Museum southern Sowerby Spath specimens spines Stoliczkaia stripes subgenus subspecies suture Synonymy telson Tetragonites text-fig Theganeceras Therocephalia Type species umbilical umbilicus University of Cape Upper Albian uppermost Albian uropod USNMNH venter ventral ventrolateral tubercles whole mount whorl section Zambezi Zululand