Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1989 - Natural history |
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Page 191
... shaft and inward- facing aperture . Later forms with straight shaft , aperture parallel to shaft , very similar or identical to Myloceras , and can only be distin- guished by virtue of the lateral tubercles . 5. Ornament becomes subdued ...
... shaft and inward- facing aperture . Later forms with straight shaft , aperture parallel to shaft , very similar or identical to Myloceras , and can only be distin- guished by virtue of the lateral tubercles . 5. Ornament becomes subdued ...
Page 192
... shaft and rounded whorl section are combinations as yet unknown in Labeceratinae , especially in view of the fact ... shafts of Labeceras plasticum . Hamitoides sp . A B C D E F G H I Fig. 192 ANNALS OF THE SOUTH AFRICAN MUSEUM.
... shaft and rounded whorl section are combinations as yet unknown in Labeceratinae , especially in view of the fact ... shafts of Labeceras plasticum . Hamitoides sp . A B C D E F G H I Fig. 192 ANNALS OF THE SOUTH AFRICAN MUSEUM.
Page 207
... shaft , Labeceras gr . ex . plasticum with distinctly curved shaft , and Labeceras gr . ex . rectum with straight shaft and very often a distinct nick - point and coiling , virtually as in Myloceras . Within this crude framework ...
... shaft , Labeceras gr . ex . plasticum with distinctly curved shaft , and Labeceras gr . ex . rectum with straight shaft and very often a distinct nick - point and coiling , virtually as in Myloceras . Within this crude framework ...
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Common terms and phrases
abbreviated Africa-Madagascar and Australia Albian of Zululand AMMONITE Ancyloceratinae Angola Angola Basin Austral Basin Baculites BesairiƩ besairiei Collignon Brazil-Angola Basin Cape Basin Cenomanian ceras climate Cobban coiling Collignon 1963 comma compressed whorl section crassicostatum Cretaceous CROZIER Estancia La Vega Etheridge F G H faunas figures Gastropoda genera Hamites heteromorph Holotype intraspecific Labe Labeceras and Myloceras Labeceras crassetuberculatum Klinger Labeceras gr Labeceras rectum Labeceras Spath Later forms lateral lappets Leanza Leda Madagascar material McNamara microconch Middle Albian Mozambique Mylo Myloceras bituberculatum sp Myloceras gr Myloceras rotundum Klinger Myloceras serotinum Spath onshore Ornament paratypes parentheses Patagonia phylogenetic PHYLOGENY punctuation recorded Reyment Roman numerals Samana Range Santa Cruz Province scaphitids scientific name Sketch of aperture Smith South African Museum South Atlantic southern India straight shaft strati stratigraphic range suggested Suture line Synonymy systematics type species umbilical tubercles Upper Albian venter Venzo Walvis Ridge Wiedmann & Dieni Wright