Arthrophycus in the Silurian of Alabama (USA) and the problem of compound trace fossils

Palaeogeography, Palaeoclimatology, Palaeoecology - Tập 192 - Trang 187-219 - 2003
Andrew K Rindsberg1, Anthony J Martin2
1Geological Survey of Alabama, P.O.Box 869999, Tuscaloosa, AL 35486-6999, USA
2Department of Environmental Studies, Emory University, Atlanta, GA, 30322, USA

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