Annals of the South African Museum, Volume 73The Museum, 1977 - Natual history |
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Page 151
... lobe with septal lobe , U external lobe . = umbilical lobe , L = lateral lobe , Phylum Class SYSTEMATIC PALAEONTOLOGY MOLLUSCA CEPHALOPODA Cuvier , 1797 Subclass AMMONOIDEA Zittel , 1884 Order LYTOCERATIDA Hyatt , 1899 Superfamily ...
... lobe with septal lobe , U external lobe . = umbilical lobe , L = lateral lobe , Phylum Class SYSTEMATIC PALAEONTOLOGY MOLLUSCA CEPHALOPODA Cuvier , 1797 Subclass AMMONOIDEA Zittel , 1884 Order LYTOCERATIDA Hyatt , 1899 Superfamily ...
Page 173
... lobe is strongly retracted , the auxiliary lobes and saddles decreasing rapidly in size . The lateral lobe ( L ) is markedly bifid . The internal suture has a deep dorsal lobe and a narrower lateral lobe A B C D E F G H J K J Fig . 13 ...
... lobe is strongly retracted , the auxiliary lobes and saddles decreasing rapidly in size . The lateral lobe ( L ) is markedly bifid . The internal suture has a deep dorsal lobe and a narrower lateral lobe A B C D E F G H J K J Fig . 13 ...
Page 186
... lobe ( L ) deeper than the ventral lobe ( E ) , and a retracted suspensive lobe with a large bifid first auxiliary saddle . Saddle terminations are typically subphylloid . The septal face shows two lateral saddles on either side of the ...
... lobe ( L ) deeper than the ventral lobe ( E ) , and a retracted suspensive lobe with a large bifid first auxiliary saddle . Saddle terminations are typically subphylloid . The septal face shows two lateral saddles on either side of the ...
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Common terms and phrases
abbreviations adcauline adnate Africa Albian Allman Ammonites Ammonoidea Amphipoda Ancyloceras Adouliceras aperture Aptian Australiceras author's name authors bicuspidata BMNH body chamber cala Cape Town Casey Cenomanian coiling Collignon constrictions Cretaceous Crioceras crozier described Description distal dorsal dorsum Eoxenopoides reuningi fauna figures flanks fossil frogs Gastropoda genus geol gonothecae H. L. Clark Haughton Helicancyloceras Hoepen holotype hydrocladia hydroids hydrothecae indra internode italics Kerguelen Kossmat Late Santonian lateral Lectotype length lobe locality Lower Aptian Maastrichtian material metres Millard Mozambique nematothecae occur ornament paratypes Pedicel phragmocone pipids Pondoland Pseudophyllites references ribs rounded Saghalinites Santonian Santonian to early scientific name segments separated Sertularella shaft shoulder Sinzow South African Museum southern Spath species specimens spines Stechow stem subheadings subtimotheanus SUID-AFRIKAANSE MUSEUM suture Symplectoscyphus Synonymy Tetragonites text-fig Tonohamites Totton Toxoceratoides transverse Tropaeum tubercles Upper Aptian venter ventral vertebrae Vervoort Wb/Wh whorl section Wiedmann Xenopus Zool Zululand Zygophylax