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 222
... seems the more likely . This is a Brazilian species , which is also known from the Bokkeveld Group ( Reed 1925 ) . Copper ( 1977 ) , writing about the Devonian faunas of Brazil , included the species in Dignomia , presumably on the ...
... seems the more likely . This is a Brazilian species , which is also known from the Bokkeveld Group ( Reed 1925 ) . Copper ( 1977 ) , writing about the Devonian faunas of Brazil , included the species in Dignomia , presumably on the ...
Page 225
... seems reasonable to suggest , therefore , that abundant Lingula in the Witteberg Group represents a nearshore setting , possibly with fluctuating salinity . However , the greater diversity of brachiopods in the Touws River localities ...
... seems reasonable to suggest , therefore , that abundant Lingula in the Witteberg Group represents a nearshore setting , possibly with fluctuating salinity . However , the greater diversity of brachiopods in the Touws River localities ...
Page 226
Annale Van Die Suid-Afrikaanse Museum South African Museum. association with Plectonotus always seems to occur in a shallow nearshore setting ( Boucot 1975 ) . Associations of this sort just described were termed communities by Boucot ...
Annale Van Die Suid-Afrikaanse Museum South African Museum. association with Plectonotus always seems to occur in a shallow nearshore setting ( Boucot 1975 ) . Associations of this sort just described were termed communities by Boucot ...
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Common terms and phrases
abbreviated AFRICA articulate brachiopods barrier islands benthic assemblages BENTHIC COMMUNITIES bicuspidata Gould bivalves bivalves and possible Blinkberg Formation Bokkeveld Group Boucot British Museum Natural carbonaceous shales Chonetes Chonetid Community comma cross-bedded deeper-water subtidal conditions delta deposited Devonian rocks environmental External mould facies analysis Falkland Islands fauna Formation near Touws 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 namacolus Orbiculoidea overlain paratypes parentheses pedicle valve punctuation salinity sandstones scientific name sediment SEDIMENTARY FACIES shoreline shouldered italics siltstone and shale Silurian and Devonian SOUTH AFRICAN MUSEUM specimens Spiriferid Community 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 Wagen Drift Formation wash-over Weltevrede Formation Western Cape Witpoort Formation yielded marine invertebrate