SHemoirs of the Hluseum of Comparative Zodlogn 
AT HARVARD COLLEGE. 
WOT) Sexe 
THE NORTH AMERICAN 
CRINOIDEA CAMERATA. 
By CHARLES WACHSMUTH ann FRANK SPRINGER. 
IN TWO VOLUMES WITH EIGHTY-THREE PLATES. 
Worm le 
CAMBRIDGE, U.S. A.: 
Printed for the Museum. 
May, 1897. 
