TY - RPRT TI - First report of Jefferson's ground sloth (Megalonyx jeffersonii) in North Dakota: Paleobiogeographical and paleoecological significance AU - J.W. Hoganson AU - H. Gregory McDonald PY - 2007 DO - 10.1644/06-mamm-a-132r1.1 UR - https://pubs.usgs.gov/publication/70033018 ID - 70033018 ER -