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 225
... nearshore habitats , including estuaries and intertidal flats , often in brackish water , and there is a wealth of evidence to suggest that throughout its stratigraphic range ( at least back to the Ordovician ) , it occurred in nearshore ...
... nearshore habitats , including estuaries and intertidal flats , often in brackish water , and there is a wealth of evidence to suggest that throughout its stratigraphic range ( at least back to the Ordovician ) , it occurred in nearshore ...
Page 226
... nearshore setting ( Boucot 1975 ) . Associations of this sort just described were termed communities by Boucot ( 1975 ) , who defined a community as a recurring association of taxa that require the same range of environmental conditions ...
... nearshore setting ( Boucot 1975 ) . Associations of this sort just described were termed communities by Boucot ( 1975 ) , who defined a community as a recurring association of taxa that require the same range of environmental conditions ...
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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