Annals of the South African Museum, Volume 90 |
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Page 232
16 ( figs 66 – 71 ) ) as Ancyloceras bipunctatum also suggest an open ,
crioceratitid or aspinoceratid mode of coiling in some specimens , although a
straight fragment was also figured . From the descriptions above , Ancyloceras
bipunctatum ...
16 ( figs 66 – 71 ) ) as Ancyloceras bipunctatum also suggest an open ,
crioceratitid or aspinoceratid mode of coiling in some specimens , although a
straight fragment was also figured . From the descriptions above , Ancyloceras
bipunctatum ...
Page 233
Ornament and coiling in later whorls in both genera are similar , and it seems a
reasonable procedure to regard Axonoceras as a junior synonym of Exiteloceras
, as tentatively suggested by Wiedmann ( 1962 : 198 ) , and advocated by ...
Ornament and coiling in later whorls in both genera are similar , and it seems a
reasonable procedure to regard Axonoceras as a junior synonym of Exiteloceras
, as tentatively suggested by Wiedmann ( 1962 : 198 ) , and advocated by ...
Page 235
The early whorls of Pseudoxybeloceras are unknown ; thus far only J - shaped
fragments have been found , but there is a distinct trend towards
polyptychoceratid coiling in the later stages . Pseudoxybeloceras s . s . is
quadrituberculate on ...
The early whorls of Pseudoxybeloceras are unknown ; thus far only J - shaped
fragments have been found , but there is a distinct trend towards
polyptychoceratid coiling in the later stages . Pseudoxybeloceras s . s . is
quadrituberculate on ...
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Common terms and phrases
adult age profiles Agulhas Bank alluaudi apex attritional authors Barnard bearing body chamber breadth Budde-Lund Cape carpus cephalon clavi coiling collected Collignon crown height described Description developed Diagnosis diameter discussed distal Distribution dorsal view Elandsfontein endopodite estimated exopodite Eyes False Bay female Figure flagellum Forresteria Forresteria Forresteria fossil genera genus Hoepen holotype illustrations included indicated individuals inner instar Kensley Langebaanweg larva less male margin material Maxilliped mortality Museum Natal non-ovig occur original ornament outer ovig paratypes pereon Pereopod Pleistocene Pleonites Pleopod population posterior present probably profiles references relatively ribs rounded Saldanha Bay samples Scale segment separates setae short shows side similar single South African species specimens spines strong Table Taiti Telson third type species umbilical Uropodal exopod ventral whorl Yabeiceras young Zululand
Bibliographic information
| Title | Annals of the South African Museum, Volume 90 Annals of the South African Museum, South African Museum |
| Author | South African Museum |
| Publisher | South African Museum, 1983 |
| Original from | the University of Michigan |
| Digitized | 5 Oct 2006 |
| ISBN | 0868130370, 9780868130378 |
| Export Citation | BiBTeX EndNote RefMan |