OF THE 



iNEW YORK ACADEMY OF SCIENCES, 



VOLUME IV. 



I. — A Revieiv of the Chcetodontidce of North America. 



BY CARL H. EIGEiS'MANis^ Ais^D JENNIE E. HORNING. 

 Read January 31st,, 1887. 



In the prt'sont paper is given the S3aionymy of the genera and 

 species of North American Chcetodontidce, together with analyti- 

 cal keys by which the species and genera may be recognized. 



T]]e specimens studied belong chiefly to the Mnseum of the 

 Indiana University, duplicates of all being also in the United 

 States National Museum. 



We accept the family of Chmtodontidm as limited by Gill and 

 by Jordan & Gilbert, leaving the two genera Chcetodipterus and 

 Farapsettus in a sei)arate but closely related family, EjjhippidcB 

 (= Drepanince, Klunzinger). 



The American Chmtodontidm may be referred to three genera, 

 which mav be defined as follows : 



