Hanken, James 1976 21 July Hotel Maria das Lourdes, Tuxtatepec, Est. Oaxaca, Mex. 6.4 mi.(by road) N Guelatao - relatively small + slender, although apparently an adult - dorsal stripe reddish-brown w/ dark chevrons - abnormal growths on left side of head behind eye and on right knee joint - nostril oval, but not as large as pulmonary - venters dark w/ white flecking 12.8 13.5 mi.(by road) N Guelatao - same as above, w/ lighter reddish mark in dorsal midline on nape in front of shoulders 14.0 16.5 mi(by road) N Guelatao - same as 13.5 mi N Guelatao 18.9 24.5 mi(by road) N Guelatao - two species, one same as above - the other larger, more robust, inconspicuous dark dorsal stripe, dark venter w/ faint speckling, smallish nostril 23.3 27.8 mi E & W Guelatao - smaller of above two species