Annals of the South African Museum, Volumes 79-80The Museum, 1980 - Natural history |
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Page 277
... Damalacra acalla , but rather small horn - cores and a relatively narrow width across the anterior tuberosities of the basioccipital . Figure 37 shows cross- sections of Damalacra horn - cores . Anteroposterior diameter at horn core ...
... Damalacra acalla , but rather small horn - cores and a relatively narrow width across the anterior tuberosities of the basioccipital . Figure 37 shows cross- sections of Damalacra horn - cores . Anteroposterior diameter at horn core ...
Page 295
... Damalacra neanica horn - cores differ from the Laetoli species by the slight anteroposterior compression , their more posterior insertions , no backward curvature and more distal divergence which appear to constitute their own set of ...
... Damalacra neanica horn - cores differ from the Laetoli species by the slight anteroposterior compression , their more posterior insertions , no backward curvature and more distal divergence which appear to constitute their own set of ...
Page 296
... Damalacra acalla , particularly as known from bed 3aS , is better fitted than D. neanica to be an ancestor of later alcela- phines by reason of its lack of specialized characters . Its only known locality at the southern end of Africa ...
... Damalacra acalla , particularly as known from bed 3aS , is better fitted than D. neanica to be an ancestor of later alcela- phines by reason of its lack of specialized characters . Its only known locality at the southern end of Africa ...
Contents
Acknowledgements | 32 |
INTRODUCTION | 34 |
Bathynataliidae is described and compared with Bathynatalia gilchristi The single specimen | 41 |
Copyright | |
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Common terms and phrases
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