Annals of the South African Museum, Volume 110The Museum, 2003 - Natural history |
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Page 179
Here , ribbing occurs on both phragmocone and body chamber , but the strength and shape of ribbing changes dramatically on internal moulds at the end of the phragmocone and beginning of the body chamber . This can be clearly seen on the ...
Here , ribbing occurs on both phragmocone and body chamber , but the strength and shape of ribbing changes dramatically on internal moulds at the end of the phragmocone and beginning of the body chamber . This can be clearly seen on the ...
Page 203
The inner shaft is part of the phragmocone , the outer is body chamber . This suggests that coiling of the adult shell may have been in an open , elliptical criocone . An elliptical crioconic shell is also consistent with the taphonomy ...
The inner shaft is part of the phragmocone , the outer is body chamber . This suggests that coiling of the adult shell may have been in an open , elliptical criocone . An elliptical crioconic shell is also consistent with the taphonomy ...
Page 244
Coiling changes in the later part of the phragmocone and body chamber . Ornament generally consists of two rows of tubercles at some stage ; in some forms irregularly developed . Occurrence Discussion In most Nostoceras ( Nostoceras ) ...
Coiling changes in the later part of the phragmocone and body chamber . Ornament generally consists of two rows of tubercles at some stage ; in some forms irregularly developed . Occurrence Discussion In most Nostoceras ( Nostoceras ) ...
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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 |