Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47South African Museum, 1963 - Natural history |
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Page 12
... outer lip , variable in number , when present 7-8 on 2nd whorl , on 3rd whorl 9-12 ( in one case 16 ) , on 4th whorl ... Outer lip varicoid , sometimes very thick ; in some large shells with indications of 3-4 very feeble plicae at ...
... outer lip , variable in number , when present 7-8 on 2nd whorl , on 3rd whorl 9-12 ( in one case 16 ) , on 4th whorl ... Outer lip varicoid , sometimes very thick ; in some large shells with indications of 3-4 very feeble plicae at ...
Page 13
... Outer lip varicoid , not denticulate within ( Bayer : indistinctly denticulate below ) . 60 x 40 mm . Smallest examined 9 × 6 mm . Smallest with varicoid outer lip 20 × 14 mm . ( also Krauss ) . No specimen with operculum or animal in ...
... Outer lip varicoid , not denticulate within ( Bayer : indistinctly denticulate below ) . 60 x 40 mm . Smallest examined 9 × 6 mm . Smallest with varicoid outer lip 20 × 14 mm . ( also Krauss ) . No specimen with operculum or animal in ...
Page 15
... outer lip 10-11 ( 12 ) ) . Crossed by axial ribs , on 1st whorl 12 , on 2nd 15 , on 3rd 18-20 , on 4th 18 , on 5th 15 , 5-6 on last half - whorl ( if the ribs are counted from and including the outer lip there are 12-14 on the body ...
... outer lip 10-11 ( 12 ) ) . Crossed by axial ribs , on 1st whorl 12 , on 2nd 15 , on 3rd 18-20 , on 4th 18 , on 5th 15 , 5-6 on last half - whorl ( if the ribs are counted from and including the outer lip there are 12-14 on the body ...
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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