The University of Kansas Paleontological Contributions
نویسنده
چکیده
5 Thalassinoides sp. 19 INTRODUCTION 6 Genus Trichichnus Frey, n. gen. 20 Purpose and scope 6 Trichichnus linearis Frey, n. sp. 20 Stratigraphy 6 Genus Zoophycos Massalongo, 1855 22 Correlation of Fort Hays exposures 9 Zoophycos sp. A 22 Petrology 9 Zoophycos sp. B 22 Paleontology 9 Miscellaneous burrows 23 Acknowledgments 10 Arthrophycus-like burrows 23 TRACE FOSSILS (ICHNOLOGY) 10 Scaphopod-shaped tubes 23 General statement 10 Mechanically filled burrows 23 Modes of preservation 10 Cylindrical shafts 24 Techniques 11 Mineral-filled burrows 24 Conventions in taxonomy 11 Mineral-filled burrows independent of other trace Systematic descriptions 11 fossils 24 Genus Asterosoma von Otto, 1854 11 Feeding burrows penetrating other trace fossils 26 Asterosoma form "Cylindrichnus concentricus" (Howard, 1966) 12 B rows and tubes associated with pelecypod v l 26 Asterosoma form "helicoid funnel" (Howard, 1966) 12 Other burrows Environmental implications and paleoecology 27
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