Annals of the South African Museum, Volume 101, Issue 2 |
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Page 14
... the branching burrow ( arrowed ) which resembles Thalassinoides .
DIPLOCRATERION Description Spreiten demarcated by pyrite - rich laminae ,.
14 ANNALS OF THE SOUTH AFRICAN MUSEUM Thalassinoides sp.
... the branching burrow ( arrowed ) which resembles Thalassinoides .
DIPLOCRATERION Description Spreiten demarcated by pyrite - rich laminae ,.
14 ANNALS OF THE SOUTH AFRICAN MUSEUM Thalassinoides sp.
Page 15
DIPLOCRATERION Description Spreiten demarcated by pyrite - rich laminae ,
indicating the former position of a U - tube , were found in a loose boulder of
quartzite ( Fig . 6 ) . The exact stratigraphic position of this fragment has not been
fixed ...
DIPLOCRATERION Description Spreiten demarcated by pyrite - rich laminae ,
indicating the former position of a U - tube , were found in a loose boulder of
quartzite ( Fig . 6 ) . The exact stratigraphic position of this fragment has not been
fixed ...
Page 16
5o spreiten 011 • py U - tube scale Fig . 7. Photograph ( top ) and tracing ( bottom
) showing an irregular U - tube with spreiten in a bioturbated sandstone .
Interpretation These are probably Skolithos tubes ( Upper Precambrian - Lower ...
5o spreiten 011 • py U - tube scale Fig . 7. Photograph ( top ) and tracing ( bottom
) showing an irregular U - tube with spreiten in a bioturbated sandstone .
Interpretation These are probably Skolithos tubes ( Upper Precambrian - Lower ...
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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 |