Annals of the South African MuseumThe Museum, 1982 - Natural history |
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Page 51
... slightly lower than the mesial and is more broadly rounded . The incisal edge is gently rounded and rather smooth ; there is no mammelon development . Viewed from the buccal aspect , the crown has a tapered outline , with the cervical ...
... slightly lower than the mesial and is more broadly rounded . The incisal edge is gently rounded and rather smooth ; there is no mammelon development . Viewed from the buccal aspect , the crown has a tapered outline , with the cervical ...
Page 60
... slightly convex incisocervically . Very faint perikymatous lines and a broad but shallow groove are present on this face . Although the cervical extremity of the lingual surface has been damaged , it is evident that a slight to moderate ...
... slightly convex incisocervically . Very faint perikymatous lines and a broad but shallow groove are present on this face . Although the cervical extremity of the lingual surface has been damaged , it is evident that a slight to moderate ...
Page 66
... slightly less cervically than incisally . The buccal face is slightly convex incisocervically . Fine perikymatous lines are visible over much of the preserved surface . Lingually , the mesial marginal ridge is only slightly developed ...
... slightly less cervically than incisally . The buccal face is slightly convex incisocervically . Fine perikymatous lines are visible over much of the preserved surface . Lingually , the mesial marginal ridge is only slightly developed ...
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