Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum |
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Page 232
As Riccardi & Aguirre Urreta ( 1989 : 447 ) noted , the seeming endemism of Hatchericeras and other elements of the Patagonian fauna led to the view that rocks of Valanginian - Barremian age were absent ( e.g. Leanza 1963 ) in the ...
As Riccardi & Aguirre Urreta ( 1989 : 447 ) noted , the seeming endemism of Hatchericeras and other elements of the Patagonian fauna led to the view that rocks of Valanginian - Barremian age were absent ( e.g. Leanza 1963 ) in the ...
Page 234
Recognition that Hatchericeras is Barremian indicates that it is unlikely to be a member of the Albian - Lower Cenomanian Gastroplitinae as proposed by Leanza ( 1970 ) , whereas the strong similarities of ornament and suture line link ...
Recognition that Hatchericeras is Barremian indicates that it is unlikely to be a member of the Albian - Lower Cenomanian Gastroplitinae as proposed by Leanza ( 1970 ) , whereas the strong similarities of ornament and suture line link ...
Page 242
Upper Barremian Heteroceratinae ( Cephalopoda , Ammonoidea ) from Patagonia and Zululand , with comments on the systematics of the subfamily . Annals of the South African Museum 96 ( 8 ) : 315–358 . COLLIGNON , M. 1963.
Upper Barremian Heteroceratinae ( Cephalopoda , Ammonoidea ) from Patagonia and Zululand , with comments on the systematics of the subfamily . Annals of the South African Museum 96 ( 8 ) : 315–358 . COLLIGNON , M. 1963.
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9 figs abbreviations Abstract according acknowledges adult africanum Alopecoceras AMMONOIDEA ANNALS appear Argentina argentinense Stanton arrangement Austral Basin author's name authors Barremian bicuspidata body chamber broad Cape Town capital caption chronological cited Colchidites Zone Collections comma consecutively described designated diameter dimensions Discussion Examples FAUNAS Favre figures flank flattened followed genus give given Hatchericeras patagonense Stanton HATCHERICERAS STANTON Hauterivian headings Holotype illustrations included indicated initial internal italics journal Kennedy & Klinger Leanza Leda letters lobe material Mollusca Neocomitinae Note original Ornament OUM KX Oxford paratypes parentheses patagonense Zone Patagonian Perisphinctaceae placed prorsiradiate Pseudohatchericeras publication published punctuation reduced references regarded ribs Riccardi Roman scientific name seems semilaeve Leanza separates shouldered Smith South African Museum specimen Spruit subfamily subheadings Subsequently Suture synonym Tables type species umbilical umbilicus University venter whorl Wright Zululand