Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 106 |
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Page 99
Tests of Verneuilina secreta are distinct from most Northern Hemisphere species assigned to the genus , principally in the globular chamber form and the broad and rounded , rather than acutely angled ...
Tests of Verneuilina secreta are distinct from most Northern Hemisphere species assigned to the genus , principally in the globular chamber form and the broad and rounded , rather than acutely angled ...
Page 109
In Argentina the species is known from the Valanginian Springhill Formation of southern Patagonia ( Kielbowicz et al . 1983 ) . The species occurs extensively in the Pletmos , Gamtoos and Algoa basins off the south coast of South Africa ...
In Argentina the species is known from the Valanginian Springhill Formation of southern Patagonia ( Kielbowicz et al . 1983 ) . The species occurs extensively in the Pletmos , Gamtoos and Algoa basins off the south coast of South Africa ...
Page 131
About sixteen or twenty of the ribs continue from the last - formed chamber and range up the apertural neck to its termination . Test wall thick , robust . Remarks No complete tests of this species have yet been encountered ...
About sixteen or twenty of the ribs continue from the last - formed chamber and range up the apertural neck to its termination . Test wall thick , robust . Remarks No complete tests of this species have yet been encountered ...
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Common terms and phrases
abundant Albian Algoa Basin Ammobaculites apertural appears Argentina assemblages Astacolus Barremian Bartenstein & Brand base Biozone Bb borehole chambers Clay close coil Colchester core Cretaceous depressed described distinct Dorothia dorsal Early Hauterivian environments Epistomina Espitalié & Sigal examples facing feet Figure final foraminifera genus grey claystone Haplophragmoides Holotype illustrated inflated initial interval Kimmeridgian Lagena Late Hauterivian Biozone Late Valanginian Biozone later Lenticulina lignite Lingulina localities lower Magniez-Jannin margin Masiuk McLachlan McLachlan et al middle Mngazana Nodosaria Occasional occur offshore ornamentation outcrop sample Paratype periphery Pletmos possess present probably rare referred Reinholdella Remarks Reuss ribs Roemer rounded seen shallow shelf shell side view similar SOEKOR South Africa southern species specimens Stratigraphic range studied Sundays River Formation surface sutures Tappan Uitenhage upper usually ventral weakly whorl wide Zone
Bibliographic information
| Title | Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 106 Volume 106 of Annals of the South African Museum, South African Museum Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, South African Museum |
| Author | South African Museum |
| Publisher | South African Museum, 2003 |
| Original from | the University of California |
| Digitized | 8 Dec 2009 |
| ISBN | 0868131784, 9780868131788 |
| Export Citation | BiBTeX EndNote RefMan |