Syst. Nat., 10th ed., 1: p48.
"Americæ maritimis," restricted by Thomas (1911a) to "Pennsylvania" [USA].
S Canada, Mexico, Panama, USA (except parts of the Rocky Mtns). Introductions into: Austria, Azerbaijan, Belarus, Czech Republic, Denmark, France, Germany, Russia, Switzerland, Uzbekistan.
Current as of November 16, 2005, please see corresponding Web site reference for most recent status.
US ESA: www.fws.gov/endangered/wildlife.html
IUCN – Extinct as P. gloveralleni, Endangered as P. insularis, P. maynardi, and P. minor, Lower Risk (lc) as P. lotor.
Reviewed by Lotze and Anderson (1979). Includes the Caribbean introduced populations of gloveralleni, minor, and maynardi after Helgen and Wilson (2003); includes insularis after Helgen and Wilson (In Press). Synonyms allocated according to Cabrera (1957), Lotze and Anderson (1979), and Helgen and Wilson (2003; In Press).
W. Christopher Wozencraft, 2005.