Annals of the South African Museum, Volume 45The Museum, 1960 - Natural history |
From inside the book
Results 1-3 of 26
Page 430
... central pits are V - shaped , their hollowed portions being continuous with each other in the region between the two pillars , while the central pit of the posterior pillar is continuous with a small central pit of the talonid . The central ...
... central pits are V - shaped , their hollowed portions being continuous with each other in the region between the two pillars , while the central pit of the posterior pillar is continuous with a small central pit of the talonid . The central ...
Page 436
... central ridge of the metaconid is just recognizable where it fuses with the metastylid . Occlusal surface . The central pits are irregular in shape . The central pit of the anterior pillar presents a bow - tie effect . The posterior ...
... central ridge of the metaconid is just recognizable where it fuses with the metastylid . Occlusal surface . The central pits are irregular in shape . The central pit of the anterior pillar presents a bow - tie effect . The posterior ...
Page 437
... central pit of the anterior pillar is shaped like a bow- tie , in that the anterior portion is triangular in shape , and the central pit is still obvious , as also the posterior portion , but in between the two enamel lips are lying ...
... central pit of the anterior pillar is shaped like a bow- tie , in that the anterior portion is triangular in shape , and the central pit is still obvious , as also the posterior portion , but in between the two enamel lips are lying ...
Other editions - View all
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