Annals of the South African Museum, Volume 45The Museum, 1960 - Natural history |
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Page 13
... becoming stronger and forming numerous axial riblets on 2nd and first part of 3rd whorl , producing a cancellate sculpture ; but on body whorl becoming again subordinate to the spiral lirae ; the latter c . 11 on body whorl , with a ...
... becoming stronger and forming numerous axial riblets on 2nd and first part of 3rd whorl , producing a cancellate sculpture ; but on body whorl becoming again subordinate to the spiral lirae ; the latter c . 11 on body whorl , with a ...
Page 52
... becoming grooves anteriorly ; well impressed on early whorls , but becoming feebly so on later whorls . Columella pleats 4. Outer lip feebly plicate internally . 40 ( protoconch and 3 whorls missing ) × 13 mm . Fawn or grey , upper half ...
... becoming grooves anteriorly ; well impressed on early whorls , but becoming feebly so on later whorls . Columella pleats 4. Outer lip feebly plicate internally . 40 ( protoconch and 3 whorls missing ) × 13 mm . Fawn or grey , upper half ...
Page 155
... becoming irregular and indistinct ; crossed by 4 spiral lirae on 1st and 2nd whorls , 5 on 3rd , lirae becoming costae on later whorls and increasing in number to 10-12 on last whorl , with 12-15 additional ones on base ; on last whorl ...
... becoming irregular and indistinct ; crossed by 4 spiral lirae on 1st and 2nd whorls , 5 on 3rd , lirae becoming costae on later whorls and increasing in number to 10-12 on last whorl , with 12-15 additional ones on base ; on last whorl ...
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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