Annals of the South African Museum, Volume 45The Museum, 1960 - Natural history |
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Page 454
... tooth ( plate 27 ( c ) ) indicates internal vertical fracture lines , which may have been caused by intrusive compressing breccia . This may be an explanation for some of the excessive bulging observed . Occlusal surface . The central ...
... tooth ( plate 27 ( c ) ) indicates internal vertical fracture lines , which may have been caused by intrusive compressing breccia . This may be an explanation for some of the excessive bulging observed . Occlusal surface . The central ...
Page 481
... tooth . The lingual aspect of the tooth has no enamel , indicating that the tooth is in advanced wear , and the dentine is slightly raised at the crown - root junction . On the buccal aspect , in the centre of the tooth , the enamel ...
... tooth . The lingual aspect of the tooth has no enamel , indicating that the tooth is in advanced wear , and the dentine is slightly raised at the crown - root junction . On the buccal aspect , in the centre of the tooth , the enamel ...
Page 485
... tooth was found in a number of fragments , these have been rejoined at only the obvious contact surfaces . Because of the angulation of the fragment , the central pit could be wider which would give the tooth an increased breadth , but ...
... tooth was found in a number of fragments , these have been rejoined at only the obvious contact surfaces . Because of the angulation of the fragment , the central pit could be wider which would give the tooth an increased breadth , but ...
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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