Kansas Geological Survey, Current Research in Earth Sciences, Bulletin 241, part 1
Allostratigraphic and Sedimentologic Applications of Trace Fossils to the Study of Incised Estuarine Valleys

Fig. 29. Plan view of the Tonganoxie estuarine paleovalley, showing location of the Buildex ichnofauna and relationship with salinity and tidal limits (facies model adapted from Archer, Feldman et al., 1994). Lighter shading represents sandy sediments; darker shading represents silt and mud.

Kansas Geological Survey
Web version March 19, 1998
http://www.kgs.ku.edu/Current/1998/buatois/fig29.html
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