Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47South African Museum, 1963 - Natural history |
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Page 165
... fine at start on 1st whorl , becoming strong and prominent , and continuing thus on middle whorls , but becoming evanes- cent or obsolete on later whorls in large specimens , the profile of these whorls being almost evenly convex . The ...
... fine at start on 1st whorl , becoming strong and prominent , and continuing thus on middle whorls , but becoming evanes- cent or obsolete on later whorls in large specimens , the profile of these whorls being almost evenly convex . The ...
Page 243
... fine lirae , then smooth ( with extremely faint striae in one of the specimens ) , but 7-8 lirae in the umbilicus , which is open and not sharply angular at entrance . Aperture circular , slightly angular at shoulder . Alt . 9 , diam ...
... fine lirae , then smooth ( with extremely faint striae in one of the specimens ) , but 7-8 lirae in the umbilicus , which is open and not sharply angular at entrance . Aperture circular , slightly angular at shoulder . Alt . 9 , diam ...
Page 265
... fine axial pliculae ; 3rd and 4th with extremely fine spiral striae . Base with 3-4 spiral lirae on upper part , followed by one which forms a slight angulation marking the slope leading into the narrow and deep umbilicus , 5-6 striae ...
... fine axial pliculae ; 3rd and 4th with extremely fine spiral striae . Base with 3-4 spiral lirae on upper part , followed by one which forms a slight angulation marking the slope leading into the narrow and deep umbilicus , 5-6 striae ...
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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