Annals of the South African Museum, Volume 73The Museum, 1977 - Natual history |
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Page 144
... segments ( the first segment becoming incorporated into the disc ) measuring 1,7 mm in length . A larger specimen with expanded disc diameter 4,5 mm has a complete arm of eight free segments measuring 2,5 mm to the edge of the marginal ...
... segments ( the first segment becoming incorporated into the disc ) measuring 1,7 mm in length . A larger specimen with expanded disc diameter 4,5 mm has a complete arm of eight free segments measuring 2,5 mm to the edge of the marginal ...
Page 207
... segments II and III , the density and length of meso- and metasomal setae , and number of pectinal teeth . The distribution of trichobothria on the pedipalpal segments is orthobothriotaxic for both species ( Figs 4-5 ) , with little ...
... segments II and III , the density and length of meso- and metasomal setae , and number of pectinal teeth . The distribution of trichobothria on the pedipalpal segments is orthobothriotaxic for both species ( Figs 4-5 ) , with little ...
Page 362
... segment ( Fig . 2A ) with small protrusions on the anterior lateral margin . Length subequal to the width . Urosomal segments posterior to genital segment progressively shorter and narrower , the anal segment with a deep medial incision ...
... segment ( Fig . 2A ) with small protrusions on the anterior lateral margin . Length subequal to the width . Urosomal segments posterior to genital segment progressively shorter and narrower , the anal segment with a deep medial incision ...
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Common terms and phrases
abbreviations adcauline adnate Albian Allman Ammonites Ammonoidea Amphipoda Ancyloceras Adouliceras ancyloceratid aperture Aptian Aptian III-IV Australiceras author's name authors Barremian bicuspidata BMNH body chamber cala Campanian Cape Town capensis Casey Cenomanian coiling Collignon constrictions Cretaceous Crioceras crozier described Description distal dorsal dorsum Eoxenopoides reuningi fauna figures flanks fossil Gastropoda genus gonothecae Haughton Helicancyloceras Nonyaniceras Hoepen holotype hydrocladia hydrothecae inner whorls internode Kerguelen Kossmat lateral Lectotype length lobe locality 168 locality 170 Lower Aptian Maastrichtian Madagascar material metres Millard Mozambique mozambiquense nematothecae occur ornament paratypes Pedicel phragmocone pipids Pseudophyllites referred ribs rounded Saghalinites Santonian scientific name segment separated Sertularella seta shaft shoulder Sinzow South African Museum southern Spath species specimen spines Stechow stem subheadings subsimbirskense SUID-AFRIKAANSE MUSEUM suture line Symplectoscyphus Synonymy Tetragonites text-fig Tonohamites Totton Toxoceratoides Tropaeum tubercles umbilical Umzamba Upper Aptian venter ventral Vervoort Wb/Wh whorl section Wiedmann Xenopus Zululand