1. P.W. Parmalee, R. Stuckenrath, and P.W. Wiegman 1985 Paleoenvironmental Reconstruction at Meadowcroft Rockshelter, Washington County, Pennsylvania. In Environments and Extinctions: Man in Late Glacial North America, edited by J.I. Mead and D.J. Meltzer, pp.73-110. Center for the Study of Early Man, University of Maine, Orono.
2. Taphonomic and ecologic information from bone weathering