NORTH AMEllICAX BATS. 



of the type with good specimens of the hitlei- from Cuba, pro- 

 served in alcohol, and presented by Prof. Poey to the Smithsonian 

 Institution, show unmistakable differences, as do others from 

 Jamaica, recently received from Mr. March. 



The chin plates are less acutely defined ; the internal border of 

 the tragus is much thickened, and the revoluted portion at the 

 base of the external border is slightly swollen. The fur is bi- 

 colored ; central portion dark-brown instead of fawn. The nose 

 leaf is of about the same height as in the above species ; the tail,* 

 however, is .25 of an inch shorter. The dentition is similar. 



T!ie M. mexicana, Saussure, is a species from Mexico described 

 by M. Saussure in Revue et Mag. de Zool., 2d series, XII, 

 18()0, p. 48G. The author states that the description is taken 

 from a specimen which was in poor condition. It is difficult to 

 tell from his description wliether his species is the same as M. 

 californicus or not. 



Fig. 4. 



Macrotus californicus. 

 Measueemexts. 



