_Heteromys alleni_ Coues, Bull. Mus. Comp. ZoAśl., 8:187,
March, 1881, type from RA-o Verde, San Luis PotosA-, MA(C)xico.
_Liomys irroratus alleni_ Goldman, N. Amer. Fauna, 34:56,
September 7, 1911.
_Range._--Northeastern part of state.
_Specimens examined_, 5: nos. 50325-50329 (U. S. Nat. Mus.) from
QuerA(C)ndaro.
_Remarks._--The specimens from QuerA(C)ndaro are not typical of the
subspecies _L. i. alleni_ in that the shape of the interparietal bone
and width of the basisphenoid bone are almost exactly intermediate
between the conditions obtaining in typical _L. i. alleni_ and
topotypes of _L. i. acutus_.
=Reithrodontomys megalotis saturatus= Allen and Chapman