Annals of the South African Museum, Volume 45The Museum, 1960 - Natural history |
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Page 426
... posterior pillar , the peripheral enamel of the posterior pillar being more V - shaped than that of the anterior pillar , which is rather U - shaped . Enamel of the anterior surface , where in contact with the posterior pillar of M2 ...
... posterior pillar , the peripheral enamel of the posterior pillar being more V - shaped than that of the anterior pillar , which is rather U - shaped . Enamel of the anterior surface , where in contact with the posterior pillar of M2 ...
Page 427
... posterior pillar . The buccal enamel of the posterior pillar is U - shaped , while that of the anterior pillar is V - shaped . PA Buccal surface . Rather rugose enamel . A cingulum is present , being particularly marked on the hypoconid ...
... posterior pillar . The buccal enamel of the posterior pillar is U - shaped , while that of the anterior pillar is V - shaped . PA Buccal surface . Rather rugose enamel . A cingulum is present , being particularly marked on the hypoconid ...
Page 436
South African Museum. Lingual surface . The posterior pillar has almost all its enamel worn down by abnormal wear ( cf. specimen 93 ) . The cingulum is barely recognizable on the anterior pillar . The enamel is rather rugose . The base ...
South African Museum. Lingual surface . The posterior pillar has almost all its enamel worn down by abnormal wear ( cf. specimen 93 ) . The cingulum is barely recognizable on the anterior pillar . The enamel is rather rugose . The base ...
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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