Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47South African Museum, 1963 - Natural history |
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Page 207
... seems to take place after the 2nd whorl . A strong increase in length produces forms like elongata or tenuis , but a smaller increase results in the squat form kochii . Krauss noted that in elongata it is the last whorl which shows the ...
... seems to take place after the 2nd whorl . A strong increase in length produces forms like elongata or tenuis , but a smaller increase results in the squat form kochii . Krauss noted that in elongata it is the last whorl which shows the ...
Page 269
... seems , therefore , to be the only means of separating the two ; and it seems to be sufficiently distinctive to justify specific rank . The only approach to a transitional pattern is that in the 3 specimens mentioned under variegata ...
... seems , therefore , to be the only means of separating the two ; and it seems to be sufficiently distinctive to justify specific rank . The only approach to a transitional pattern is that in the 3 specimens mentioned under variegata ...
Page 284
... seems to have made some mistake , because his words suggest Umbonium ; Omphalius is not at all like a Solarium . Thiele , 1929 , i , p . 31 . Fam . Fissurellidae Tomlin , 1932 , p . 159 ( South African species ) . The radula seems to ...
... seems to have made some mistake , because his words suggest Umbonium ; Omphalius is not at all like a Solarium . Thiele , 1929 , i , p . 31 . Fam . Fissurellidae Tomlin , 1932 , p . 159 ( South African species ) . The radula seems to ...
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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