Annals of the South African Museum, Volume 101, Issue 2 |
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Page 6
All illustrations , whether line drawings or photographs , should be termed figures
( plates are not printed ; half - tones will appear in their proper place in the text )
and numbered in a single series . Items of composite figures should be ...
All illustrations , whether line drawings or photographs , should be termed figures
( plates are not printed ; half - tones will appear in their proper place in the text )
and numbered in a single series . Items of composite figures should be ...
Page 16
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 Cretaceous ) , usually attributed to the
activities of ...
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 Cretaceous ) , usually attributed to the
activities of ...
Page 18
... tunnel sections weigh heavily in favour of Chondrites as the probable
ichnogenus . Chondrites is known to occur in strata from Cambrian to Ter10 cm
Fig . 10. Photograph ( top ) and tracing 18 ANNALS OF THE SOUTH AFRICAN
MUSEUM ...
... tunnel sections weigh heavily in favour of Chondrites as the probable
ichnogenus . Chondrites is known to occur in strata from Cambrian to Ter10 cm
Fig . 10. Photograph ( top ) and tracing 18 ANNALS OF THE SOUTH AFRICAN
MUSEUM ...
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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