United States National Museum - si-pddr - Smithsonian Institution

ORTHOGEOMYS HETEROOEOMYS M ACKOG KOMYS. 75
Platygeomys tylorhinus jSlerriain. Biological Surve}' cGllec'tion.
Nt.i-th Aincr. l\iuiia. X. S, pp. 1(14, KiT-KiS, pi. 18, fig. 1, January :>1, 1S95.
.Mss;;. Skill :iiie designated by the original number 2. Specimen evidently not entered
in catalogue at time the description was written.
Orthogeomys nelsoni Merriam. liiological Survey collection.
North Amer. Fauna, No. 8, pp. 178, 176-178, fig. 68, January 81, 1895.
(Mu^>\. Skin and skull. Adult male. Mount Zemiioaltepec, Oaxaca,
Mexico. July s. 1891. Collected by E. W. Nelson and E. A.
Goldman. Original inunber (')3T6.
Well-made skin in good condition ;
skull perfect.
Genus HETEROGEOM YS.
Heterogeomys torridus Merriam. F)iological Survey collection.
North Amer. I'auiia, No. 8, pp. ISO, 1S."»-I85, numerous pis. and ligs., January
31, 1S95.
63629. Skin and skull. Adult female. Cbichicaxtle, Vera Cruz,
Mexico. February l.'), 1,S91. Collected by E. ^V. Nelson. Orig-
inal iiiinibcr r>S."")0.
Well-made skin in good (•on