Annals of the South African Museum, Volume 73The Museum, 1977 - Natual history |
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Page 5
... height , pedicel + hydrotheca Hydrotheca , height from diaphragm to tip of operculum maximum diameter 1,00-6,90 0,46-0,57 0,16-0,20 Remarks Vervoort's material ( 1972a : Opercularella sp . ) from Magellan is very similar to the present ...
... height , pedicel + hydrotheca Hydrotheca , height from diaphragm to tip of operculum maximum diameter 1,00-6,90 0,46-0,57 0,16-0,20 Remarks Vervoort's material ( 1972a : Opercularella sp . ) from Magellan is very similar to the present ...
Page 17
... height Hydrotheca , height abcauline diameter at margin Pedicel + hydrotheca , height Nematotheca , height Remarks diameter at margin .. 0,06-0,13 0,32-0,38 0,16-0,20 0,40-0,47 0,09-0,19 0,05-0,08 In the four fertile samples all the ...
... height Hydrotheca , height abcauline diameter at margin Pedicel + hydrotheca , height Nematotheca , height Remarks diameter at margin .. 0,06-0,13 0,32-0,38 0,16-0,20 0,40-0,47 0,09-0,19 0,05-0,08 In the four fertile samples all the ...
Page 296
... height of approximately 7 mm , every second rib is strengthened and tubercles appear , and by a whorl height of 10 mm tuberculation is already quite prominent . The ventral tubercles are largest , and the umbilical ones smallest . The ...
... height of approximately 7 mm , every second rib is strengthened and tubercles appear , and by a whorl height of 10 mm tuberculation is already quite prominent . The ventral tubercles are largest , and the umbilical ones smallest . 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