AMERICAN BATS OF THE GENERA MYOTIS AND PIZONYX 91 



ARIZONA: Big Sandy Creek, 3 skins, IG ale. (U.S.N.M.) ; Ehrenburg, 1 

 skin, 1 ale. (U.S.N.M.) ; Gila Bend, Marieopa County, 1 skin (U.S.N.M.) : 

 Huachuca Mountains, 1 skin (F. M.), 2 ale. (M. C. Z.) ; Montezuma Well, 

 2 skins (U.S.N.M.) ; Nantan Plateau, 1 skin (U.S.N.M.) ; Roosevelt, 10 

 skins, 39 ale. (U.S.N.M.) ; Santa Rita Mountains, 1 skin (F. M.) ; Tucson, 

 1 skin, 1 ale. (U.S.N.M.) ; Tucson, 20 miles southwest, 1 skin (U. C.) ; no 

 exact locality, 1 ale. (U.S.N.M.). 



CALIFORNIA: Needles, 3 skins (U. C). 



DURANGO: Huasamota, 1 ale. (U.S.N.M.); Rio Sestin, 2 skins (A. M. 

 N. H.) ; San Gabriel, 11 ale. (A. M. N. H.). 



?" ECUADOR": 2 ale. (B. M.). 



GUANAJUATO: Guanajuato, 25 ale. (U.S.N.M.). 



GUATEMALA: Lake Atitlan, Panajaehel, 1 skin (F. M.) ; Ciudad Vieja, 5 

 ale. (B. M.), 1 ale. (U.S.M.C.) ; Sierra Sta. Elena, 1 ale. (F. M.). 



HIDALGO: Tulancingo, 1 skin, 3 ale. (U.S.N.M.). 



JALISCO: Atenquique, 12 skins (A. M. N. H.) ; Guadalajara, 2 skins 

 (U.S.N.M.), 2 ale. (B. M.), 3 skins including type (A. M. N. M.) ; Lake 

 Zacoalco, 4 ale, (Paris), cotypes of jaliscensis, examined by Miller in 

 1904; Las Canoas, 5 skins (A. M. N. H.) ; San Marcos, 1 ale. (A. M. 

 N. H.) ; Tonila, 1 skin (A. M. N. H.) ; Zavala, 7 ale. (A. M. N, H.). 



LOWER CALIFORNIA: San Bernardino Ranch. 4 skins, 1 ale. (U.S.N.M.). 



MEXICO STATE: Ixtlapalapa, 2 ale. (U.S.N.M.) ; Lerma, 1 ale. (U.S.N.M.) ; 

 Mexico, 1 skin (U.S.N.M.) ; Valley of Mexico, 2 ale. (M. C. Z.). 



MICHOACAN: Acambaro, 1 ale. (U.S.N.M.) ; El Molino, 1 ale. (B. M.) ; 

 Lake Chapala, La Palma, 17 skins, 72 ale. (F. M.), 6 ale. (U.S.N.M.) ; 

 Negrete, 2 ale. (U.S.N.M.); Patzcuaro, 3 skins, 8 ale, (U.S.N.M.), 5 

 skins, 3 ale. (F. M.). 



MORELOS: Morelos, 10 ale. (U.S.N.M.). 



NEW MEXICO: Fort Wingate, 1 ale. (U.S.N.M.). 



OAXACA: Isthmus of Tehuantepec, 1 ale. (B. M.) ; Tehuantepee, 1 ale. 

 (B. M.). 



PUEBLA: Esperanza, 2 ale. (F. M.). 



QUERETARO: Jalpan, 2 ale. (U.S.N.M.). 



SAN LUIS POTOSI: Ahualuleo, 1 ale. (U.S.N.M.); Rio Verde, 1 ale, 

 (U.S.N.M.). 



SONORA: San Bernardino Ranch, 4 skins, 1 ale. (U.S.N.M.). 



VERA CRUZ: Las Vegas, 1 ale. (U.S.N.M.) ; Orizaba, 2 skins (U.S.N.M.). 

 5 skulls, 28 ale. (F, M.), 4 ale. (A. N. S. P.) ; Xuchil, 2 ale. (F. M.). 



ZACATECAS: Hacienda San Juan Capistrano, 2 skins (U.S.N.M.). 



Remarks. — Typical Myotis velifer is widely distributed on the 

 Mexican table-land. The most southern record seems to be that of 

 a specimen from Lake Atitlan, Guatemala, altitude 5,150 feet. Skins 

 from central and northern Mexico are fairly uniform in tint, showing 

 little or no approach to the pallid form incoMtus until the Texas 

 border is reached. A single skin from near sea-level at Soto La 

 Marina, Tamaulipas, though not quite so dark as the average of true 

 velifer is yet not so pallid as typical incautti^. Others from northern 

 Sonora (San Bernardino Ranch at junction of the river of that name 

 with the Cajon Bonito Creek) on the Mexican boundary are nearly 

 typical, as are also three others from Big Sandy Creek, in western 



