Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum |
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Page 225
Hammond ( 1983 ) showed that a living species of Lingula may tolerate salinity levels down to 16 % and up to 50 % for prolonged periods , and exposure to levels as low as 5 % for shorter periods . At the present time the genus lives in ...
Hammond ( 1983 ) showed that a living species of Lingula may tolerate salinity levels down to 16 % and up to 50 % for prolonged periods , and exposure to levels as low as 5 % for shorter periods . At the present time the genus lives in ...
Page 226
... such as are found in benthic assemblages 1 and 2 , can be explained by the restrictive conditions of the intertidal environment with its wide fluctuations in temperature , salinity and exposure to the atmosphere .
... such as are found in benthic assemblages 1 and 2 , can be explained by the restrictive conditions of the intertidal environment with its wide fluctuations in temperature , salinity and exposure to the atmosphere .
Page 229
Experimental studies of salinity tolerance , burrowing behaviour and pedicle regeneration in Lingula anatina ( Brachiopoda , Inarticulata ) . Journal of Paleontology 57 ( 6 ) : 1311-1316 . HILLER , N. & DUNLEVEY , J. N. 1978.
Experimental studies of salinity tolerance , burrowing behaviour and pedicle regeneration in Lingula anatina ( Brachiopoda , Inarticulata ) . Journal of Paleontology 57 ( 6 ) : 1311-1316 . HILLER , N. & DUNLEVEY , J. N. 1978.
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Common terms and phrases
abbreviated according articulate brachiopods association author's name authors basal bedding benthic assemblages bivalves Blinkberg Bokkeveld Group Boucot capital collected communities consists containing cycles delta deposited described Devonian Devonian rocks differences displaying DISTRIBUTARY diversity dominated Eastern environment environmental fauna figures gastropod homalonotid Howison's Poort illustrations inarticulate indicate infaunal interpreted intertidal italics known letters Lingula localities lower major marine marine invertebrates mark Member Middle mould Museum Natural History nearshore Note occur original periods placed plant fossils Plectonotus possible quartz arenites range recognized recorded references represent reworking salinity sandstones scientific sediment SEDIMENTARY FACIES separates sequence shales shallow siltstone similar Smith South African species specimens Stratigraphic subtidal suggest Tables Tankard thick thin Touws River trace fossils trilobite unit upper upward-fining valve Wagen Drift Formation Weltevrede Formation Western Cape Witpoort Formation Witteberg Group yielded Zoophycos