Annals of the South African Museum, Volume 101, Issue 2 |
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Page 11
Restricted bioto -shallow marine sediment - dwellers INNER SHELF
MEGARIPPLE FACIES INNER SHELF MUD AND ... on the basis of geometry ,
lithology , sedimentary structures , trace fossils and palaeoflow data ( Shone
1983 , 1987 ) .
Restricted bioto -shallow marine sediment - dwellers INNER SHELF
MEGARIPPLE FACIES INNER SHELF MUD AND ... on the basis of geometry ,
lithology , sedimentary structures , trace fossils and palaeoflow data ( Shone
1983 , 1987 ) .
Page 21
The wall linings indicate burrowing in soft sediment . Sedimentary structures
associated with this ichnofacies include near - horizontal lamination , ripple
laminae , trough cross - bedding , and flaser- , wavy- and lenticular - bedding .
Biogenic ...
The wall linings indicate burrowing in soft sediment . Sedimentary structures
associated with this ichnofacies include near - horizontal lamination , ripple
laminae , trough cross - bedding , and flaser- , wavy- and lenticular - bedding .
Biogenic ...
Page 23
The sedimentary structures in trace fossil association 1 indicate moderate wave
and current activity , which could have been responsible for restricting both the
number of sediment - dwelling organisms and the degree of bioturbation .
The sedimentary structures in trace fossil association 1 indicate moderate wave
and current activity , which could have been responsible for restricting both the
number of sediment - dwelling organisms and the degree of bioturbation .
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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 |