Annals of the South African Museum, Volume 28 |
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Page 228
2 ) from the same deposits , but is much smaller and the spiral ribs anterior to the angulation of the last whorl are decidedly weaker and ... Spire of about 6 whorls , longer than the last whorl ; whorls convex , sutures well marked .
2 ) from the same deposits , but is much smaller and the spiral ribs anterior to the angulation of the last whorl are decidedly weaker and ... Spire of about 6 whorls , longer than the last whorl ; whorls convex , sutures well marked .
Page 231
Spire shorter than the last whorl ; whorls angular , with a conspicuous carina , placed near the suture on the anterior ... Carina on the last whorl with stout conical tubercles , about 11 to the half - volution ; tubercles slightly ...
Spire shorter than the last whorl ; whorls angular , with a conspicuous carina , placed near the suture on the anterior ... Carina on the last whorl with stout conical tubercles , about 11 to the half - volution ; tubercles slightly ...
Page 232
Spire shorter than the last whorl , whorls angular and sharply carinate , the carina situated close to the anterior side , dividing the whorls into a flattened or slightly concave posterior area and a narrow , steep , anterior area .
Spire shorter than the last whorl , whorls angular and sharply carinate , the carina situated close to the anterior side , dividing the whorls into a flattened or slightly concave posterior area and a narrow , steep , anterior area .
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Common terms and phrases
African African Museum angle anterior aperture appears articulation attached baini base Beds bone border Bradysaurus broad Broom closely collection concave convex coracoidal Cretaceous curved deep described developed digit directed distal distinct dorsal Durban edge elements elongate examples extends external facet fairly FAMILY Fauna femur figs figured folds foramen forms Fossils Genus Geol groove humerus ilium insertion internal known lateral left valve length less lower margin massive median moderately muscles narrow numerous oblique origin ornamentation outer pelvis placed plate pointed Pondoland portion postaxial posterior preaxial present preserved probably prominent proximal ribs ridge right valve rounded seen separated shaft shell short side skull slightly South African species specimen spiral Stoliczka straight strong surface suture teeth TEXT-FIG third trochanter upper valve ventral whorls width Woods
Bibliographic information
| Title | Annals of the South African Museum, Volume 28 Annals of the South African Museum, South African Museum Volume 28 of Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, South African Museum |
| Author | South African Museum |
| Publisher | South African Museum, 1932 |
| Original from | the University of Michigan |
| Digitized | 20 Feb 2009 |
| Export Citation | BiBTeX EndNote RefMan |