Annals of the South African Museum, Volume 110The Museum, 2003 - Natural history |
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Page 112
The broad flattish flanks converge slightly to the narrow , evenly rounded venter giving a compressed , oval whorl section ( H / W = 1.25-1.42 ) ( Fig . 13 ) . Ornament comprises seven prominent main ribs per whorl ; these begin at the ...
The broad flattish flanks converge slightly to the narrow , evenly rounded venter giving a compressed , oval whorl section ( H / W = 1.25-1.42 ) ( Fig . 13 ) . Ornament comprises seven prominent main ribs per whorl ; these begin at the ...
Page 203
COILING The initial juvenile stages are unknown ; the earliest ontogenetic stages present consist of slightly curved shafts with a whorl height of c . 20 mm . With the exception of GD14000 , all the specimens consist of slightly curved ...
COILING The initial juvenile stages are unknown ; the earliest ontogenetic stages present consist of slightly curved shafts with a whorl height of c . 20 mm . With the exception of GD14000 , all the specimens consist of slightly curved ...
Page 321
62 ) , consists of two straight shafts , connected by an open U - bend , such that they are not strictly parallel , but slightly divergent . This appears to be the specimen from the Geological Survey , Cape Town , mentioned by Spath ...
62 ) , consists of two straight shafts , connected by an open U - bend , such that they are not strictly parallel , but slightly divergent . This appears to be the specimen from the Geological Survey , Cape Town , mentioned by Spath ...
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Common terms and phrases
ammonites Angola Annals anterior arch archosaurs articulates base become BMNH body chamber Broom Campanian Cape caudal vertebrae closely Cobban coiling collections Collignon complete compressed Coniacian consists constrictions Cooper Cretaceous cylindraceum described Description diameter differs Diplomoceras Discussion distal dorsal early edge elements Erythrosuchus africanus Eubostrychoceras example fauna Figure flanks fossils fragments genus Geological Gower History holotype Howarth incomplete Kennedy Klinger known KwaZulu Lateral view LIBRARY locality lower Maastrichtian Madagascar material Matsumoto maxilla medial Middle narrow Natural occurrence original ornament Paleontology phragmocone position possibly posterior present preserved probably proximal referred represented ribs rounded Santonian shaft shell shows similar single skull slightly Society South African Museum Spath species specimens St Lucia Formation suggests surface suture text-fig tubercles Turonian Type species umbilical Upper Upper Cretaceous venter ventral ventrolateral vertebrae whorl whorl section
Bibliographic information
| Title | Annals of the South African Museum, Volume 110 Annals of the South African Museum, South African Museum |
| Contributor | South African Museum |
| Publisher | The Museum, 2003 |
| Original from | University of California, Berkeley |
| Digitized | 26 Jan 2016 |
| Export Citation | BiBTeX EndNote RefMan |