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Mollusc trace fossils Ptychoplasma Fenton and Fenton, 1937 and Oravaichnium Pli?ka and Uhrová, 1990: Their type material and ichnospecies |
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| Authors: | Alfred Uchman Radek Mikuláš |
| Institution: | a Institute of Geological Sciences, Jagiellonian University, Oleandry 2a, 30-063 Kraków, Poland b Geologický ústav Akademie Věd ?eské Republiky, v.v.i, Rozvojová 269, 16502 Praha 6, Czech Republic c Department of Biological and Environmental Sciences, Station 7, University of West Alabama, Livingston, Alabama 35470, USA |
| Abstract: | |
| Keywords: | Locomotion trace fossils Bivalves Flysch Carboniferous Cretaceous Paleogene |
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