Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 106 |
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Page 106
Early biserial chambers are about as wide as high , whereas the later ones are one - and - a - half or two times higher than wide . The final pair of chambers is particularly high , and indicates some degree of overlap of the later ...
Early biserial chambers are about as wide as high , whereas the later ones are one - and - a - half or two times higher than wide . The final pair of chambers is particularly high , and indicates some degree of overlap of the later ...
Page 185
34 ) considered the variation within this species sufficiently wide to warrant it being regarded as a plexus . Later authors have often been rather uncertain as to how to treat the plexus . The references given above provide an ...
34 ) considered the variation within this species sufficiently wide to warrant it being regarded as a plexus . Later authors have often been rather uncertain as to how to treat the plexus . The references given above provide an ...
Page 188
Sutures ornamented with thick , low ribs that often exhibit sharply defined but roughened , irregular margins ; ribs low , flat and wide in crosssection , although often rather rounded , perhaps through post - mortem abrasion .
Sutures ornamented with thick , low ribs that often exhibit sharply defined but roughened , irregular margins ; ribs low , flat and wide in crosssection , although often rather rounded , perhaps through post - mortem abrasion .
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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 |