Annals of the South African Museum, Volume 45The Museum, 1959 - Natural history |
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Page 64
... callus is not an adult character , but occurs on younger examples smaller than the largest ones of obesa ; can it ... callus . Shell ovate with shortly pointed apex , or obovate with bluntly rounded apex . Aperture about 1 times spire ...
... callus is not an adult character , but occurs on younger examples smaller than the largest ones of obesa ; can it ... callus . Shell ovate with shortly pointed apex , or obovate with bluntly rounded apex . Aperture about 1 times spire ...
Page 66
... callus . The lirate growth - lines are covered by a film of callus and indistinct . Three specimens from Tongaat ( 30 miles north of Durban ) are also rather dark , the middle band darker than in typical optima . Ancilla contusa Rve ...
... callus . The lirate growth - lines are covered by a film of callus and indistinct . Three specimens from Tongaat ( 30 miles north of Durban ) are also rather dark , the middle band darker than in typical optima . Ancilla contusa Rve ...
Page 142
... callus forming a brown spiral band and a brown patch on base . Foot with antero - lateral corners shortly pointed ... callus band ; smaller examples in which the callus is as pale as rest of shell are very similar to juveniles of ...
... callus forming a brown spiral band and a brown patch on base . Foot with antero - lateral corners shortly pointed ... callus band ; smaller examples in which the callus is as pale as rest of shell are very similar to juveniles of ...
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Common terms and phrases
1st whorl 2nd whorl 3rd whorl 4th whorl additional lirae 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 Hopefield 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 Zoology