Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1990 - Natural history |
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Page 215
... bedding . This sequence rests on lithic arenites at the top of an upward - coarsening unit and is overlain by thick cross - bedded quartz arenites of the Witpoort Formation . The top part of the Weltevrede Formation is interpreted as ...
... bedding . This sequence rests on lithic arenites at the top of an upward - coarsening unit and is overlain by thick cross - bedded quartz arenites of the Witpoort Formation . The top part of the Weltevrede Formation is interpreted as ...
Page 217
... bedded , quartz arenites separated by thin beds of laminated siltstone . The sandstones show occasional cross - bedding and contain numerous examples of the trace fossil Zoophycos ( Spirophyton ) . The upper , Byenest Krans Member ...
... bedded , quartz arenites separated by thin beds of laminated siltstone . The sandstones show occasional cross - bedding and contain numerous examples of the trace fossil Zoophycos ( Spirophyton ) . The upper , Byenest Krans Member ...
Page 218
... cross - bedded quartz arenites and thin carbonaceous shales . Plant fossils and trace fossils have been recorded . SEDIMENTARY FACIES In their summary of the depositional environments , Tankard et al . ( 1982 ) stated that the ...
... cross - bedded quartz arenites and thin carbonaceous shales . Plant fossils and trace fossils have been recorded . SEDIMENTARY FACIES In their summary of the depositional environments , Tankard et al . ( 1982 ) stated that the ...
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Common terms and phrases
abbreviated AFRICA articulate brachiopods barrier islands basal Witteberg beds benthic assemblages BENTHIC COMMUNITIES Blinkberg Formation Bokkeveld Group Boucot British Museum Natural carbonaceous shales Chonetes comma cross-bedded delta deposited Devonian rocks environmental External mould facies analysis Falkland Islands fauna Frasnian gastropod genus Givetian Grahamstown high-diversity holotype homalonotid trilobite horizontal lamination Howison's Poort inarticulate infaunal interpreted Leda Lingula lepta LOWER WITTEBERG GROUP Museum Natural History Orbiculoidea overlain paratypes parentheses pedicle valve Plectonotus sp punctuation quartz arenite unit registration number ripple cross-laminated sandstone Roman numerals salinity sandstones scientific name sediment SEDIMENTARY FACIES shoreline siltstone and shale Silurian and Devonian SOUTH AFRICAN MUSEUM specimens Spiriferid Stratigraphic subheadings are shouldered suspension feeders SWARTRUGGENS FORMATION Synonymy Tankard & Barwis taxa Theron thin tidal tidal-flat Touws River trace fossils Trigonoglossa Tropidoleptus sp Upper Devonian upward-fining cycles vicinity of Touws volume number Wagen Drift Formation wash-over WELTEVREDE FORMATION Fig Western Cape yielded marine invertebrate
Bibliographic information
| Title | Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum Volume 99, Issue 7 of Annals of the South African Museum, South African Museum |
| Author | South African Museum |
| Publisher | West, Newman & Company for the trustees of the Museum, 1990 |
| Original from | the University of California |
| Digitized | 21 Jul 2016 |
| ISBN | 086813113X, 9780868131139 |
| Export Citation | BiBTeX EndNote RefMan |