_Neotomodon alstoni_ Merriam, Proc. Biol. Soc. Washington,
12:128, April 30, 1898, type from Nahuatzin, 8,500 ft.,
MichoacAin.
_Range._--Higher mountains of state.
_Specimens examined_, 22: nos. 52179-52184, 52186, 52193-52196, 52199,
52200, 52204-52212, all from Mount TancA-taro, distributed by
localities as follows: 7,800 ft., 5; 7,850 ft., 3; 10,000 ft., 4;
10,200 ft., 5; 10,500 ft., 1; 10,800 ft., 1; 11,000 ft., 2; 11,400
ft., 1.
_Remarks._--The taking of specimens on Mount TancA-taro extends the
known geographic range of _Neotomodon_ approximately 75 kilometers to
the southwestward; the westernmost locality previously known was
Nahuatzin, the type locality.
=Nelsonia goldmani= Merriam