Annals of the South African Museum, Volume 45The Museum, 1959 - Natural history |
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Page 427
... posterior pillar . The buccal enamel of the posterior pillar is U - shaped , while that of the anterior pillar is V - shaped . P1 4 Buccal surface . Rather rugose enamel . A cingulum is present , being particularly marked on the ...
... posterior pillar . The buccal enamel of the posterior pillar is U - shaped , while that of the anterior pillar is V - shaped . P1 4 Buccal surface . Rather rugose enamel . A cingulum is present , being particularly marked on the ...
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 ...
Page 450
... posterior pillar on the one side and with the cingulum of the anterior pillar on the other side , though in the latter there is a slight vertical groove partly separating them . The vertical median costa of the metacone is narrow and ...
... posterior pillar on the one side and with the cingulum of the anterior pillar on the other side , though in the latter there is a slight vertical groove partly separating them . The vertical median costa of the metacone is narrow and ...
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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