262 Bulletin A merican Museum of Natural History. [ Vol . XXII, 



60. Desmodus rotundus (E. Geoff roy). 



Seven specimens: Rancho Palo Amarillo, near Amatlan, Tepic, 2 

 specimens, Jan. 15, 19; Las Canoas, Jalisco, 5 specimens, Aug. 27, 28. 



The specimens are all in the dark phase, blackish with the 

 extreme tips of the hairs light. The 5 Las Canoas specimens, all 

 males, measure: Alar expanse, 386X375-400); length, 84 (82-85). 



