Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47South African Museum, 1963 - Natural history |
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Page 268
... usually traceable on 8th and 9th whorls if not corroded . On base 8-10 lirae , usually evanescent after 6th or 7th whorl , obsolete on largest shells . Growth - lines fine and close - set . Umbilicus partially closed on shells of diam ...
... usually traceable on 8th and 9th whorls if not corroded . On base 8-10 lirae , usually evanescent after 6th or 7th whorl , obsolete on largest shells . Growth - lines fine and close - set . Umbilicus partially closed on shells of diam ...
Page 304
... usually obovate and incompletely divided . Fossil : Pleistocene , Algoa Bay . Saldanha Bay , Table Bay , False Bay ... usually with pale streaks and vermicu- lations in young shells , old shells uniform red - brown or maroon ; the ...
... usually obovate and incompletely divided . Fossil : Pleistocene , Algoa Bay . Saldanha Bay , Table Bay , False Bay ... usually with pale streaks and vermicu- lations in young shells , old shells uniform red - brown or maroon ; the ...
Page 410
... usually the junction between the two cannot be traced . I think no great harm will be done if the definition of Parviperna is amended by including the words : muscle scars coalescing or ( fide Iredale ) not coalescing . Parviperna ...
... usually the junction between the two cannot be traced . I think no great harm will be done if the definition of Parviperna is amended by including the words : muscle scars coalescing or ( fide Iredale ) not coalescing . Parviperna ...
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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