Annals of the South African MuseumThe Museum, 1982 - Natural history |
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Page 49
... enamel has broken away from the mesial face , and the distobuccal corner of the crown has been displaced slightly . Several narrow cracks traverse the crown . The radicular system has been broken away save for a short segment of the ...
... enamel has broken away from the mesial face , and the distobuccal corner of the crown has been displaced slightly . Several narrow cracks traverse the crown . The radicular system has been broken away save for a short segment of the ...
Page 54
... enamel line courses downwards from mesial to distal . The mesial third of this surface has been damaged . A moderately deep , triangular - shaped groove separates the main cusp from the distal cuspulid . A moderate enamel ridge courses ...
... enamel line courses downwards from mesial to distal . The mesial third of this surface has been damaged . A moderately deep , triangular - shaped groove separates the main cusp from the distal cuspulid . A moderate enamel ridge courses ...
Page 65
South African Museum. 4 displays a large , flattened enamel facet which slopes downwards mesiobuccally . The metacone shows the lightest wear of the three cusps , with only a small enamel facet . Dentine is not exposed . An interproximal ...
South African Museum. 4 displays a large , flattened enamel facet which slopes downwards mesiobuccally . The metacone shows the lightest wear of the three cusps , with only a small enamel facet . Dentine is not exposed . An interproximal ...
Contents
Janolus longidentatus sp nov | 9 |
Bonisa nakaza gen et sp nov | 19 |
Discussion of the Janolidae | 26 |
Copyright | |
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Ammonites Anteosaurus Anthrop Beaufort West bicuspidata bones Boonstra 1955b Broom Caucasoid cerata Coniacian crenulate enamel crest crown cusp number cuspulid deciduous Deelpan deflecting wrinkle dental dentition distal entoconid fovea fovea posterior frequencies genus Gosau GRINE groove Hanihara Haughton & Brink Hellman Holotype hominid Hovasaurus hypocone hypoconid incisors Jonkeria Kalahari San Klinger & Kennedy Lavelle lingual longidentatus lower molars M₁ M₂ mandibular molars material Matsumoto mesiodistal metaconid Mongoloid morphology Negro and San NHMW paracone paratypes permanent molars phys Piveteau populations present study primary occlusal pattern principal cusp protocone protoconid quinquenodosus rachidian radula Redtenbacher References Boonstra Reginaites samples San and Negro SAN DIEGO San male Santonian second molars sexual dimorphism skull slightly smooth South African Museum South African Negro species Specific diagnosis specimens stangeri Struthiocephalus subfamily Swartkrans Table Tangasaurus taxon teeth Texanites third molars Titanosuchus tooth tubercle tuberculum intermedium tuberculum sextum Turner whorl