Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47 |
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Page 207
A greater increase in length relatively to the width seems to take place after the
end 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 ...
A greater increase in length relatively to the width seems to take place after the
end 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 ...
Page 269
... also 12 on the base . Both these numbers seem too high if ' threads ... Apart
from the possibility of a specific difference in the early whorls , there seems to be
no conchological difference between this species and variegata . The larger
shells ...
... also 12 on the base . Both these numbers seem too high if ' threads ... Apart
from the possibility of a specific difference in the early whorls , there seems to be
no conchological difference between this species and variegata . The larger
shells ...
Page 284
Turton seems to have made some mistake , because his words suggest
Umbonium ; Omphalius is not at all like a ... melvilli with an ' incipient or
obsolescent 6th lateral plate , and noted that a similar plate is present in other
genera . It seems to ...
Turton seems to have made some mistake , because his words suggest
Umbonium ; Omphalius is not at all like a ... melvilli with an ' incipient or
obsolescent 6th lateral plate , and noted that a similar plate is present in other
genera . It seems to ...
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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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