Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47South African Museum, 1963 - Natural history |
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Page 141
... lateral plate , and more- over both it and the lateral plate can be easily displaced without damage to either of them . Cf. the accessory plates in Cerithium , Cerithidea , and Terebralia . In Cerithidea it is obviously an accessory plate ...
... lateral plate , and more- over both it and the lateral plate can be easily displaced without damage to either of them . Cf. the accessory plates in Cerithium , Cerithidea , and Terebralia . In Cerithidea it is obviously an accessory plate ...
Page 285
... plate triangular , very narrow in front , 4th lateral plate with an inner flange and tapering apex , 5th lateral with 4 cusps , marginal plates c . 22-26 attached to an alate basal plate but continued slightly beyond its hind end and ...
... plate triangular , very narrow in front , 4th lateral plate with an inner flange and tapering apex , 5th lateral with 4 cusps , marginal plates c . 22-26 attached to an alate basal plate but continued slightly beyond its hind end and ...
Page 289
... plate oblique , very broad , front margin slightly thickened and sometimes extremely finely serrulate , 1st - 4th lateral plates narrow , with small overturned apices , 5th lateral very large , with strong uncinate cusp and small ...
... plate oblique , very broad , front margin slightly thickened and sometimes extremely finely serrulate , 1st - 4th lateral plates narrow , with small overturned apices , 5th lateral very large , with strong uncinate cusp and small ...
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Common terms and phrases
1st whorl 27 fathoms 2nd whorl 3rd whorl 40 fathoms 4th whorl 80 metres agulhasensis alfredensis Algoa Bay aperture apical Braga Cape Morgan Cape Natal Cape Point capensis central plate columella cusp dead Delagoa Bay diam dorsal Durban East London False Bay figure Fossil Gmelin granules grooves growth-lines Inhambane intermediaries Jaeckel juvenile Krauss Krss Lamy last whorl lateral plate left valve length Linn lirae living Macnae & Kalk marginal plates Martens Mossel Bay Muir n.sp natalensis nodules oblique operculum outer lip P.F. coll periostracum peripheral Pieter Faure Pleistocene pliculae Port Alfred Port Alfred Bartsch Port Elizabeth Port Elizabeth Sowerby posterior Postnatal whorls Protoconch radial Radula Remarks riblets right valve River Natal Saldanha Bay Schilder sculpture shell slightly Smith smooth South African Museum Sowerby Sowerby's species specimens spiral lirae striae suture Table Bay Thiele Tomlin Tugela River Turton umbilicus umbo worn Zululand