Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum, Volume 106South African Museum, 2003 - Natural history |
From inside the book
Results 1-3 of 86
Page 25
... occur widely in the South African Late Aptian and Albian , primarily in slope environments . From essentially the same outcrop , Favrella species of ammonites occur in the basal Río Mayer Formation , suggesting a Hauterivian age ...
... occur widely in the South African Late Aptian and Albian , primarily in slope environments . From essentially the same outcrop , Favrella species of ammonites occur in the basal Río Mayer Formation , suggesting a Hauterivian age ...
Page 67
... occur at inner to outer - shelf locations , in association with calcareous foraminifera . In more restricted , rather reduced oxygen conditions on oxygen conditions on the shelf , Ammoglobigerina , Trochammina and Dorothia occur in some ...
... occur at inner to outer - shelf locations , in association with calcareous foraminifera . In more restricted , rather reduced oxygen conditions on oxygen conditions on the shelf , Ammoglobigerina , Trochammina and Dorothia occur in some ...
Page 167
... occur but rarely in the Valanginian and Hauterivian rocks of the offshore Pletmos , Gamtoos and Algoa basins , South Africa . Stratigraphic range in the Sundays River Formation Occasional examples occur through most of the sequence ...
... occur but rarely in the Valanginian and Hauterivian rocks of the offshore Pletmos , Gamtoos and Algoa basins , South Africa . Stratigraphic range in the Sundays River Formation Occasional examples occur through most of the sequence ...
Contents
Introduction | 5 |
Foraminiferal biozonation of the Sundays River Formation | 33 |
The Algoa Basin outcrops | 44 |
Copyright | |
3 other sections not shown
Other editions - View all
Common terms and phrases
Agrio Formation Albian ammonites apertural view Aptian Argentina assemblages Astacolus Barremian Bartenstein & Brand Berriasian Bettenstaedt borehole borehole PB-A1 Citharina Cliff outcrop sample Coega Coega Brick Pits core Dentalina DIEGO Dorothia dorsal margin down-hole appearance Early Barremian Early Cretaceous Early Hauterivian environments Eoguttulina Epistomina caracolla Espitalié & Sigal feet VII Figure final chamber final whorl foraminifera genus Graaff-Reinet grey claystone Haplophragmoides sp hofkeri Holotype illustrated Kimmeridgian Kirkwood Formation Lagena Late Hauterivian Biozone Late Valanginian Biozone lignite Lingulina Loeblich & Tappan Magniez-Jannin 1975 Majunga Basin Masiuk & Viña McLachlan Mngazana Basin Musacchio Nodosaria occur offshore ornamentation ostracods Paratype Planularia Pletmos Basin Portlandian rare lignite Reinholdella valendisensis Remarks Reuss Río Mayer Roemer shallow borehole shelf shell side view silty SOEKOR negative South Africa southern species specimens Stratigraphic range Sundays River Formation sutures test periphery test wall Trochammina Uitenhage Uitenhage to Graaff-Reinet Vaginulinopsis weakly Zoetgeneugd Cliff outcrop