///,0 96 



/iDcmoirs of tbe nouseum of domparattve Zooloo^ 



AT IIARVAIin COLLEGE. 

 Vol. XLVI. No. 1. 



HAWAIIAN AND OTHER PACIFIC ECHINI 



THE CLYPEASTRIDAE, ARACHNOIDIDAE, LAGANIDAE, 

 FIBULARIIDAE, AND SCUTELLIDAE. 



BY 



HUBERT LYMAN CLARK. 



WITH TWENTY-TWO PLATES. 



Plates 122-143. 



(Published by Permission of H. M. Smith, U. .S. Fish Commissioner! 



CAMBRIDGE, U.S.A.: 



Priutei) for tbe nDuseum. 



JuNJc, 1914. 



