Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47 |
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Page 214
Smallest shell seen diam . 6 mm . , c . 3 } whorls ; apex worn but first 2 whorls and
first part of 3rd as in cidaris . On later part of 3rd whorl 2 lirae develop , I
moderately close to the suture , the other a little below midway between suture
and ...
Smallest shell seen diam . 6 mm . , c . 3 } whorls ; apex worn but first 2 whorls and
first part of 3rd as in cidaris . On later part of 3rd whorl 2 lirae develop , I
moderately close to the suture , the other a little below midway between suture
and ...
Page 216
102 , diam . 132 mm . , 7 + 8 whorls ; but in large shells the apex is more or less
corroded . The umbilicus usually remains incompletely closed up to the 5th or 6th
whorl ( c . 20–25 mm . diam . ) , but in larger shells is completely covered by the ...
102 , diam . 132 mm . , 7 + 8 whorls ; but in large shells the apex is more or less
corroded . The umbilicus usually remains incompletely closed up to the 5th or 6th
whorl ( c . 20–25 mm . diam . ) , but in larger shells is completely covered by the ...
Page 220
At diam . 31 mm . ( Smith's Type ) there are , if the protoconch is regarded as
consisting of nucleus and one whorl , protoconch plus 6 postnatal whorls . By
analogy with Turbo and A. tayloriana , however , I reckon nucleus plus 7 whorls .
At diam . 31 mm . ( Smith's Type ) there are , if the protoconch is regarded as
consisting of nucleus and one whorl , protoconch plus 6 postnatal whorls . By
analogy with Turbo and A. tayloriana , however , I reckon nucleus plus 7 whorls .
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Common terms and phrases
Algoa Bay aperture appears axial Bartsch base become brown Cape capensis central closely collected concentric cusp dead Delagoa Bay diam distinct Distribution Durban East London examples False Bay fathoms figure Fossil granules grooves growth-lines identified intermediaries internally Jaeckel Knysna Krauss larger lateral length less Linn living locality lower margin Martens material metres middle Muir narrow Natal nearly nodules oblique obtained outer P.F. coll pale peripheral Pleistocene Point Port Alfred Port Elizabeth posterior Postnatal whorls present probably Protoconch radial Radula recorded references Remarks ribs River Natal rows Schilder sculpture seems shape shell shows side slightly Smith smooth sometimes South African Museum Sowerby species specimens spiral lirae strong surface suture Table Bay teeth Thiele Tomlin Trifora Turton Type umbilicus upper usually valve Zululand
Bibliographic information
| Title | Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47 Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, South African Museum |
| Author | South African Museum |
| Publisher | South African Museum, 1963 |
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