Annals of the South African Museum, Volumes 79-80The Museum, 1980 - Natural history |
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Page 221
... keel has become strong and sharp . Through being more spiralled , the line of the posterolateral keel near the base is more strongly concave than in the other horn - cores . Finds from the Shungura and Mursi Formations ( Gentry 1976 ...
... keel has become strong and sharp . Through being more spiralled , the line of the posterolateral keel near the base is more strongly concave than in the other horn - cores . Finds from the Shungura and Mursi Formations ( Gentry 1976 ...
Page 244
... keel stronger and posterolateral keel weaker , horn - core cross- section not so clearly triangular in shape , horn - core divergence more strongly diminished distally ( i.e. a more curved course in anterior view ) , horn - cores ...
... keel stronger and posterolateral keel weaker , horn - core cross- section not so clearly triangular in shape , horn - core divergence more strongly diminished distally ( i.e. a more curved course in anterior view ) , horn - cores ...
Page 26
... keel is wavy throughout and higher than the external tubercles ( or undulating lateral pseudo - keels ) . In places , the undulations on the keel are so strong as to appear as a central row of tubercles . Furthermore , in specimens SAS ...
... keel is wavy throughout and higher than the external tubercles ( or undulating lateral pseudo - keels ) . In places , the undulations on the keel are so strong as to appear as a central row of tubercles . Furthermore , in specimens SAS ...
Contents
Acknowledgements | 32 |
INTRODUCTION | 34 |
Bathynataliidae is described and compared with Bathynatalia gilchristi The single specimen | 41 |
Copyright | |
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Africa alcelaphine Ammonites Australiella australis avicularia basal basioccipital bed 3aS body chamber bovids braincase Bryozoa Campanian Campanian of Madagascar Collignon 1948 compressed condamyi condyle Coniacian Damalacra Damaliscus Delawarella Description Colony diameter differs distal dorsal elongated Eocene external tubercles Fabrosaurus fauna fossils frontal Gentry genus geol Heterodontosaurus holotype Hypsilophodon inner whorls keel Klinger Kobus Langebaanweg lateral tubercle lobes locality Lower Campanian Madagascar mandible marginal material Matsumoto 1970 medial Menabites metacarpal Middle Campanian Mortoniceras natalense ssp neanica occipital Occlusal length orifice ornament ornithischian ornithopods ovicell Paratexanites Paratype peristome phragmocone Plesiotexanites Pondoland posterior presoutoni proximal Quarry Raphicerus reduncine referred Reginaites ribs ridge Santonian South African Museum Spath species specimens spines St Lucia St Lucia Formation stangeri Baily station SM stratigraphic submarginal Submortoniceras suture teeth Texanites soutoni text-fig transverse tubercles tuberosities tucki umbilical wall umbilical width umkwelanense Umzamba Upper Santonian venter ventral ventrolateral whorl section woodsi zooids Zululand