TY - RPRT TI - Enigmatic eight-meter trace fossils in the Lower Pennsylvanian Lee sandstone, central Appalachian basin, Tennessee AU - C. Wnuk AU - J. O. Maberry PY - 2015 DO - 10.1017/s0022336000018679 UR - https://pubs.usgs.gov/publication/70016524 ID - 70016524 ER -