Annals of the South African Museum, Volumes 79-80The Museum, 1980 - Natural history |
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Page 104
... region anchored in the sediment by one or more rhizoids , and with the proliferal , antapical region , where new zooid buds are formed , facing upward . The conventional representation of these colonies with the adapical region upward ...
... region anchored in the sediment by one or more rhizoids , and with the proliferal , antapical region , where new zooid buds are formed , facing upward . The conventional representation of these colonies with the adapical region upward ...
Page 114
... region zooids . Ovicell frontal wall with large , irregular pores . Remarks The ovicells are not present in very young colonies , but are unusual in that they apparently develop later , on astogenetically early zooids only . C. africana ...
... region zooids . Ovicell frontal wall with large , irregular pores . Remarks The ovicells are not present in very young colonies , but are unusual in that they apparently develop later , on astogenetically early zooids only . C. africana ...
Page 197
... region by the shape of the centra ( Fig . 5A ) . The posterior cervicals are especially important in this : their trapezoidal outline combined with their shortness creates an abrupt flexion at the transition from dorsal to cervical region ...
... region by the shape of the centra ( Fig . 5A ) . The posterior cervicals are especially important in this : their trapezoidal outline combined with their shortness creates an abrupt flexion at the transition from dorsal to cervical region ...
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