Abstract:

Trace fossils from Upper Devonian Shetianqiao and Xikuangshan Forma-tions of Xinhua County, Hunan. contain 9 genera, 14 species (including 2new species) and form 7 trace fossil assemblages as following: 1. Phycodes-Palaeophycus assemblage formed in intertidal zone, belongs toSkolithos ichnofacies. 2. Daedalus-Rhizocorallium assemblage formed in platform margin environ-ment, belongs to Cruziana ichnofacies. 3. Chondrites-Palaeophycus assemblage formed in intertidal and offshore en-vironment and belongs to Zoophycus ichnofacies. 4. Palaeophycus-Linoichnus assemblage formed in intertidal zone and belongsto Skolithos ichnofacies. 5. Planolites assemblage formed in restricted offshore environment andbelongs to Zoophycus ichnofacies. 6. Chondrites-Palaeophycus assemblage formed in offshore environmment,belongs to Zoophycus ichnofacies. 7. Skolithos-Chondrites assemblage formed in intertidal environment,belongsto Skolithos ichnofacies.