﻿^ 



117 



E4X 



REPT 



CAVE VERTEBRATES OF 



AMERICA^ 



A STUDY IN DEGENERATIVE EVOLUTION 



BY 



CARL H. EIGENMANN 



PROFESSOR OF ZOOLOGY, INDIANA UNIVERSITY 



r^-^h/^^ 



WASHINGTON, D. C. 



Published by the Carnegie Institution of Washington 

 June, 1909 



V 



