Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47South African Museum, 1963 - Natural history |
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Page 163
... strong , 3rd weak , 5th strong , prominent , peripheral . Base with 7 sulci and 8 lirae , umbilical lira strong , 2nd feeble and incon- spicuous , 3rd very strong and prominent , 4th - 8th weak , but slightly increasing in strength ...
... strong , 3rd weak , 5th strong , prominent , peripheral . Base with 7 sulci and 8 lirae , umbilical lira strong , 2nd feeble and incon- spicuous , 3rd very strong and prominent , 4th - 8th weak , but slightly increasing in strength ...
Page 173
... strong as the main lirae ( one specimen shows 5 lirae : 2 upper , 2 median , 1 lower ) . Growth - lines distinct . Base with growth - lines , but only 2-3 very indistinct spiral lirae , the marginal lira not very prominent . 16 x 4 mm ...
... strong as the main lirae ( one specimen shows 5 lirae : 2 upper , 2 median , 1 lower ) . Growth - lines distinct . Base with growth - lines , but only 2-3 very indistinct spiral lirae , the marginal lira not very prominent . 16 x 4 mm ...
Page 183
... strong costa ; the axial ribs traceable across the sulcus and the costa , causing the latter to appear granulate ( pitted in Smith's figure ) ; sutures crenulate ; outer lip varicoid . 4.75 ( 5 whorls ) × 2 mm . Natal ( no exact ...
... strong costa ; the axial ribs traceable across the sulcus and the costa , causing the latter to appear granulate ( pitted in Smith's figure ) ; sutures crenulate ; outer lip varicoid . 4.75 ( 5 whorls ) × 2 mm . Natal ( no exact ...
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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