PHYLUM ECHINODERMA 183 



References 



(See general references at close of Chapter I) 

 Aqassiz:, a. 1872-1874. Revision of the Echini. Mus. Comp. Zool., 



Harvard, iLlustr. Cat. 7. 

 Agassiz:, A. 1877. North American Starfishes. Mem. Mus. Comp. ZuoL, 



Harvard, Vol. 5, No. 1. 

 Clark, H. L. 1901. Synopsis of North American Invertelirates, XV. 



The Holothuroidea. Amer. Nat., 35. 

 . 1904. The Echinoderms of the Woods Hole Region. U. S. 



Fish Comm. Bull, 1902. 

 CoE, W. R. 1912. Echinoderms of Connecticut. Conn. Gcol. and Nat. 



Hist. Survey, Bull. 19. 

 Fisher, W. K. 1906. The Starfshes of the Hawaiian Islands. U. S. 



Bur. Fish. Bull, 1903: 987-1130. 

 Mead, A. D. 1900. The Natural History of the Starfish. ['. ,S. Fish 



Comm. Bull, Vol. 19. 



