Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 47South African Museum, 1963 - Natural history |
From inside the book
Results 1-3 of 82
Page 107
... shape of the shell varies from the typical form to a high trochoid shape ( trochoidea ) or to a form with low flattened apex ( planispirata ) ( see Laursen , fig . 15 ) . Laursen suggested that the variation in shape of the shell might ...
... shape of the shell varies from the typical form to a high trochoid shape ( trochoidea ) or to a form with low flattened apex ( planispirata ) ( see Laursen , fig . 15 ) . Laursen suggested that the variation in shape of the shell might ...
Page 405
... shape is definitely oblique , the length making an angle of 22 ° with the line of the hinge . The hinge- line is shorter than the length of the shell behind it . This shell has the shape of obesa ( Phil . ) as figured by Iredale ( 1939 ...
... shape is definitely oblique , the length making an angle of 22 ° with the line of the hinge . The hinge- line is shorter than the length of the shell behind it . This shell has the shape of obesa ( Phil . ) as figured by Iredale ( 1939 ...
Page 524
... shape : anteriorly bluntly rounded , posteriorly elongate and acuminate ( see Nicklès's figure ) . Shape alone is inadequate to define a species , and further details are required for a diagnosis . Lobito Bay ( Lamy ) ; French Congo to ...
... shape : anteriorly bluntly rounded , posteriorly elongate and acuminate ( see Nicklès's figure ) . Shape alone is inadequate to define a species , and further details are required for a diagnosis . Lobito Bay ( Lamy ) ; French Congo to ...
Other editions - View all
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