Annals of the South African MuseumThe Museum, 1978 - Natual history |
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Page 234
... tubercles is the most prominent , and they are slightly bullate and situated slightly above mid - whorl . The tubercles of the two middle rows are conical and are separated by a weak spiral groove . The tubercles of the lower row are ...
... tubercles is the most prominent , and they are slightly bullate and situated slightly above mid - whorl . The tubercles of the two middle rows are conical and are separated by a weak spiral groove . The tubercles of the lower row are ...
Page 249
... tubercles whilst retaining strong ribbing on to the body chamber , and comprises S. notha ( Seeley ) and S. clavigera Neumayr . 4. The group of S. levis which lacks ventrolateral tubercles and is virtually without ornament . Only S ...
... tubercles whilst retaining strong ribbing on to the body chamber , and comprises S. notha ( Seeley ) and S. clavigera Neumayr . 4. The group of S. levis which lacks ventrolateral tubercles and is virtually without ornament . Only S ...
Page 280
... tubercles become more swollen . At large growth stages , the ribbing again becomes simple but very subordinate to the now very swollen and prominent lateral and ventrolateral tubercles . At this stage , the lower lateral tubercle is ...
... tubercles become more swollen . At large growth stages , the ribbing again becomes simple but very subordinate to the now very swollen and prominent lateral and ventrolateral tubercles . At this stage , the lower lateral tubercle is ...
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Common terms and phrases
abbreviation Aconeceras Africa Albian Alopecoceras Ammonites Angola Anisoceras Aptian authors BMNH body chamber Borissiakoceras Breistroffer Burchell's zebra burchelli Cape Town Casey Cenomanian Cobban Collected Collignon comma compressed Cretaceous diameter distal dorsal endopod Equus quagga exopod False Bay fauna female colonies figures flank genus geol Hamites Holotype Hysteroceras Igoda Formation Infertile colony K. H. Barnard Kennedy Klinger Kunene kunenensis Lateral view lobe Locality Mariella material Maxilla Maxilliped Millard Mortoniceras Durnovarites Natal Okavango ornament paratypes pereonite Pereopod perinflatum Pervinquière PF station Pictet & Campiche plains zebras pleonites Pleopod Plioplateia references Renz ribs River Sanmartinoceras Sanmartinoceras scientific name segment setae shell shoulder Sinzovia South African Museum southern Sowerby Spath specimens spines Stoliczkaia stripes subgenus subspecies suture Synonymy telson Tetragonites text-fig Theganeceras Therocephalia Type species umbilical umbilicus University of Cape Upper Albian uppermost Albian uropod USNMNH venter ventral ventrolateral tubercles whole mount whorl section Zambezi Zululand