Annals of the South African Museum, Volume 45The Museum, 1960 - Natural history |
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Page 62
... Spire without any covering of callus , parietal callus thin , profile of sides straight or very slightly concave , apex pointed . Aperture about twice as long as spire . Postnatal whorls 4. Basal groove meeting columella slightly above ...
... Spire without any covering of callus , parietal callus thin , profile of sides straight or very slightly concave , apex pointed . Aperture about twice as long as spire . Postnatal whorls 4. Basal groove meeting columella slightly above ...
Page 64
... spire is characteristic , and together with the spire - callus distinguishes this species from obesa ; the two species are very similarly coloured and pattern alone is not always decisive in separating them . The spire - callus is not ...
... spire is characteristic , and together with the spire - callus distinguishes this species from obesa ; the two species are very similarly coloured and pattern alone is not always decisive in separating them . The spire - callus is not ...
Page 66
... spire . Postnatal whorls ? Basal groove meeting columella nearly at top of aperture . Callus expanding slightly at suture of body whorl ( cf. optima ) and continued on to spire . 52 × 25 mm . Operculum oval , slightly concave , nucleus ...
... spire . Postnatal whorls ? Basal groove meeting columella nearly at top of aperture . Callus expanding slightly at suture of body whorl ( cf. optima ) and continued on to spire . 52 × 25 mm . Operculum oval , slightly concave , nucleus ...
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Common terms and phrases
1st whorl 2nd whorl 3rd whorl 4th whorl additional lirae Algoa Bay antennae anteriorly aperture apex axial ribs Bartsch body whorl brown Buccal surface callus camelopardalis Cape Cape Natal capensis central pit central plate cingulum cirri cirrus columella Conch cusps denticles diam distal dorsal cirri Durban elytra enamel False Bay fathoms Fauvel Giraffa groove Holotype horn-core hypocone juveniles knobs last whorl later whorls lateral plate length lingual surface M₁ mandible Martens median mesostyle metres molar Museum Natal Occlusal surface Olduvai Operculum outer lip P.F. coll pale parapodium parietal callus periostracum plicate Port Alfred posterior pillar Postnatal whorls Proc prostomium protoconch Protoconch 2 whorls radula Records root rows rugose segments setae setiger setigerous lobe shell Sivatherium slightly Smith smooth South African Sowerby species specimens spiral lirae spiral striae spire suture talonid teeth Thiele Tiefsee Exp Tomlin tooth Turton upper Zool