Jackson (1928:156) reported four specimens from Miquihuana, which he incorrectly located in Nuevo León.
Cryptotis parva berlandieri (Baird)
Least Shrew
1858. Blarina berlandieri Baird, Mammals, in Repts. Expl. Surv. ..., 8(1):53, July 14, type from Matamoros, Tamaulipas.
1941. Cryptotis parva berlandieri, Davis, Jour. Mamm., 22:413, November 13.
Distribution in Tamaulipas.—Throughout state.
A female taken on July 5, one mile south of Altamira, carried three embryos 5 mm. in crown-rump length. A female from the same locality and another taken on June 6 in the Sierra de Tamaulipas were lactating. Weight of each of six males was 5.0 grams.
Records of occurrence.—Specimens examined, 9: Sierra de Tamaulipas, 10 mi. W, 2 mi. S Piedra, 1200 ft., 1; 1 mi. S Altamira, 8.
Additional records: Matamoros (Baird, 1858:53); 9 km. N Rancho Tigre (Goodwin, 1954:3).
Cryptotis pergracilis pueblensis Jackson
Slender Small-eared Shrew
1933. Cryptotis pergracilis pueblensis Jackson, Proc. Biol. Soc. Washington, 46:79, April 27, type from Huachinango, 5000 ft., Puebla.