ARTICLE XII. -Description of a New 

 Species of Big-eared Bat, of the Gemts 

 Histiot^ls, from Soicthern California. 

 By J. A. ALLEN. 



ARTICLE XIII Further Notes on Maxi- 

 milian Types of South American 

 Birds. --By J. A. ALLEN. 



Extracted from Bull. Am. Mus. Nat. Hist., Vol. Ill, No. 2. Author's edition 

 issued February 20, 1891. 



