Annals of the South African Museum, Volume 101, Issue 2 |
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Page 11
SHELF MUD AND SAND deposited under the influence of tidal currents local
wind - generated currents and waves . Restricted bioto -shallow marine sediment
- dwellers INNER SHELF MEGARIPPLE FACIES INNER SHELF MUD AND
SAND ...
SHELF MUD AND SAND deposited under the influence of tidal currents local
wind - generated currents and waves . Restricted bioto -shallow marine sediment
- dwellers INNER SHELF MEGARIPPLE FACIES INNER SHELF MUD AND
SAND ...
Page 23
Their extreme shallowness over large areas may have led to frictional damping of
tides and currents in inner epeiric shelf reaches ( Shaw 1964 ; Irwin 1965 ;
Hallam 1981 ) , reducing circulation to the point where anoxic hypersaline
conditions ...
Their extreme shallowness over large areas may have led to frictional damping of
tides and currents in inner epeiric shelf reaches ( Shaw 1964 ; Irwin 1965 ;
Hallam 1981 ) , reducing circulation to the point where anoxic hypersaline
conditions ...
Page 24
Association 3 appears to have developed in an intermediate zone , where
damping of tidal currents and open sea waves was only partial . Anoxic
conditions could have arisen in this zone as a result of reduced circulation , and
this could be ...
Association 3 appears to have developed in an intermediate zone , where
damping of tidal currents and open sea waves was only partial . Anoxic
conditions could have arisen in this zone as a result of reduced circulation , and
this could be ...
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Common terms and phrases
abbreviated animals anoxic appear areas author's name authors base bedding surface bioturbated branching burrows Cape capital Chondrites circulation cm Fig colonization contain correlation Cruziana Cruziana ichnofacies model dark pyritic deposited depositional environment described Description designated diameter Diplocraterion energy environment epeiric sea example facies Fascifodina Figure follow formed Frey & Pemberton Häntzschel 1975 horizontal hypersaline conditions illustrations indicate individual Interpretation interval italics known letters lining marking MUD AND SAND mudrock Note occur Ophiomorpha organisms origin parentheses Pemberton 1984 Photograph Planolites possible probably punctuation pyritic range reduction references represent resemble response restricted rocks rounded SAND sand-filled tubes sandstone Sardinia Bay Formation sediment sediment-dwelling sedimentary structures separates shafts Shone showing similar Skolithos Skolithos ichnofacies Smith SOUTH AFRICAN MUSEUM species Spreiten strata substrate suggest Table Table Mountain Group Thalassinoides tidal currents trace fossil association typical U-tube units Upper vermiform vertical wave weathering
Bibliographic information
| Title | Annals of the South African Museum, Volume 101, Issue 2 Annals of the South African Museum, South African Museum |
| Author | South African Museum |
| Publisher | West, Newman & Company for the trustees of the Museum, 1991 |
| Original from | the University of California |
| Digitized | 20 Jul 2016 |
| ISBN | 0868131229, 9780868131221 |
| Export Citation | BiBTeX EndNote RefMan |