00605cam a2200169 4500 91669408 TxAuBib 20061207120000.0 100531s2010||||||||||||||||||||||||eng|u 32623 Project Gutenberg PGUSA eng TxAuBib Russell, Robert J. Geographic Variation in the Pocket Gopher, Cratogeomys castanops, in Coahuila Mexico [Gutenberg] / by Robert J. Russell and Rollin H., 1916-2007 Baker. Project Gutenberg, 2010. Baker, Rollin H., (Rollin Harold.) http://www.gutenberg.org/license Rights TXTLL