Annals of the South African Museum, Volume 106 |
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Page 149
Genus Citharina d'Orbigny, 1839 Citharina sp. A Fig. 48L Remarks A single
specimen from Zoetgeneugd Cliff outcrop (Biozone C, Late Valanginian) is
distinguished by its slightly inflated chambers and weakly depressed sutures.
The surface ...
Genus Citharina d'Orbigny, 1839 Citharina sp. A Fig. 48L Remarks A single
specimen from Zoetgeneugd Cliff outcrop (Biozone C, Late Valanginian) is
distinguished by its slightly inflated chambers and weakly depressed sutures.
The surface ...
Page 153
Citharina austroafricana sp. nov. Figs 49C–J Citharina cf. C. cristellarioides (
Reuss). Rigassi, 1970; pl. 83 (pars). Citharina sparsicostata (non Reuss):
McLachlan et al., 1976a: 330, fig. 16 (no. 8); 1976b: 356, fig. 12 (nos 22–23).
Citharina ...
Citharina austroafricana sp. nov. Figs 49C–J Citharina cf. C. cristellarioides (
Reuss). Rigassi, 1970; pl. 83 (pars). Citharina sparsicostata (non Reuss):
McLachlan et al., 1976a: 330, fig. 16 (no. 8); 1976b: 356, fig. 12 (nos 22–23).
Citharina ...
Page 155
South African specimens of Citharina previously allocated to C. sparsicostata are
generally broken fragments of larger tests, comprising the initial part and
including the proloculus and five or six subsequent chambers. These damaged
tests ...
South African specimens of Citharina previously allocated to C. sparsicostata are
generally broken fragments of larger tests, comprising the initial part and
including the proloculus and five or six subsequent chambers. These damaged
tests ...
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Contents
Introduction | 5 |
Foraminiferal biozonation of the Sundays River Formation | 33 |
The Algoa Basin outcrops | 44 |
Copyright | |
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Common terms and phrases
Agrio Formation Albian Ammobaculites 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 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 Holotype illustrated initial coil Kielbowicz Kirkwood Formation Lagena Late Hauterivian Biozone Late Valanginian Biozone Lenticulina lignite Lingulina lobate Loeblich & Tappan Magniez-Jannin 1975 Majunga Basin Masiuk & Viña McLachlan Mngazana Basin Musacchio Nodosaria occur offshore ornamentation ostracods Paratype Planularia Pletmos Basin Portlandian proloculus Radiolaria rare lignite Remarks Reuss Río Mayer Roemer SAM–PQ-MF shallow borehole shell side view silty SOEKOR negative South Africa southern species specimens Stratigraphic range Sundays River Formation sutures test periphery test wall Uitenhage Uitenhage to Graaff-Reinet weakly Zoetgeneugd Cliff outcrop