Annals of the South African Museum, Volume 45The Museum, 1960 - Natural history |
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Page 378
... molar . B , upper premolar . C , lower molar . D , lower premolar . --end Upper jaw Main cusps Internal 1. Protocone P Lower jaw Paraconid Pad 2. Hypocone H Metaconid Md 3 . Entoconid Ed External 1. Paracone Pa Protoconid Pd Secondary ...
... molar . B , upper premolar . C , lower molar . D , lower premolar . --end Upper jaw Main cusps Internal 1. Protocone P Lower jaw Paraconid Pad 2. Hypocone H Metaconid Md 3 . Entoconid Ed External 1. Paracone Pa Protoconid Pd Secondary ...
Page 384
... molar DM4 is still fixed on the summit of a fully erupted P4 . No conclusions can be drawn whether there is lack of asynchronism of eruption between right and left corresponding teeth in a maxilla or mandible . The evidence suggests ...
... molar DM4 is still fixed on the summit of a fully erupted P4 . No conclusions can be drawn whether there is lack of asynchronism of eruption between right and left corresponding teeth in a maxilla or mandible . The evidence suggests ...
Page 438
... molar , just commencing wear , with the hypoconid missing and a portion of the entoconid broken . The roots are broken . It is probably a M1 . Buccal surface . The cingulum cannot be observed because the tooth has been broken away ...
... molar , just commencing wear , with the hypoconid missing and a portion of the entoconid broken . The roots are broken . It is probably a M1 . Buccal surface . The cingulum cannot be observed because the tooth has been broken away ...
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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