Annals of the South African Museum, Volume 101, Issue 2 |
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Page 9
Hypichnial traces on the sole of one sandstone are tentatively identified as
Cruziana . A number of enigmatic traces occur on bedding surfaces . Three trace
fossil associations are recognized in the Sardinia Bay Formation . Two of these ...
Hypichnial traces on the sole of one sandstone are tentatively identified as
Cruziana . A number of enigmatic traces occur on bedding surfaces . Three trace
fossil associations are recognized in the Sardinia Bay Formation . Two of these ...
Page 18
CRUZIANA Description Figure 10 represents a sandstone sole marking that
consists of a series of raised elongate ridges in a V - shaped pattern . It is clear
that the ridges on the sandstone sole are casts of a series of V - shaped grooves
cut in ...
CRUZIANA Description Figure 10 represents a sandstone sole marking that
consists of a series of raised elongate ridges in a V - shaped pattern . It is clear
that the ridges on the sandstone sole are casts of a series of V - shaped grooves
cut in ...
Page 23
ichnofacies models , fitting best into the Skolithos ichnofacies despite the
absence of Skolithos burrows and the presence of Cruziana - like traces . The
third Sardinia Bay association ( 125-155 m ) fits best into the Cruziana
ichnofacies model ...
ichnofacies models , fitting best into the Skolithos ichnofacies despite the
absence of Skolithos burrows and the presence of Cruziana - like traces . The
third Sardinia Bay association ( 125-155 m ) fits best into the Cruziana
ichnofacies model ...
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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 |