SPONGES FROM THE WESTERN COAST OF NORTH AMERICA. 133 



UUGA Island and Popof Strait.— W. H. Dall, l)cach. 



Halichondria panicea. 



Eumastia sitcns. 



Esperella adhivrens. 



Chrondrocladm A laskensis. 



Myxilla BarenlsL 



SubefUes suberea. 

 Popof Strait.— W. H. Dall. 



Halichondria panicea (6 fathoms sand). 



Esperella, helios ? (6 fathoms sand). 



Esperella ad/uerens (6 fathoms sand). ^ 



Chondrocladia Alaskensis. 



Suberites suberea (low water). 

 Sanbokn Harrour, Nagai Island.— W. H. Dall. 



Halichondria panicea (beach). 



Esjjeriopsis Qiiatsinocnsis (beach). 



Chondrocladia Alaskensis (beach and in shoal water). 



lolroehota magna (beach). 



My.rilla flehringensis (beach). 



Suberites suberea (beach and at lowest water). 

 East Shore of Nagai Island.— W. H. Dall, beach. 



Esperiopsis Quafsinoensis. 



Chondrocladia Alaskensis. 



Myxilla Behringensis. 

 Big Koniushi Island.— W. H. Dall, 6-20 fathoms, sand, rocks. 



Halichondria panicea. 



Suberites suberea. 

 North-bast harbour. Little Koniusha Island.— W. H. Dall, beach. 



Chondrocladia A laskensis. 

 SiMEONOF Island.— W. H. Dall, beach. 



Halichondria panicea. 



Esperella modesta. 



Esperiopsis Quafsinoensis. 



Chondrocladia Alaskensis. 



Myxilla Behringensis. 



W. H. Dall, 7-18 fathoms, sand. 

 Suberites suberea. 



24. CHIGNIK BAY, ALASKA PENINSULA. 



25. SEMIDI ISLANDS. 



W. H. Dall. 



Chondrocladia Alaskensis (12-28 fathoms, gravel). 

 Suberites suberea (15-23 fathoms, jj;ravel). 



2G. KADIAK ISLAND. 



Chajapka Cove, Kadiak Island.- -W. H. Dall. 



Suberites suberea. 

 Kadiak Island. 



Halichondria panicea.— (W. J. Fisher, beach). 



Eumastia sitiens.—iW. .J. Fisher, beach). 



Esperella adhcerens.—iW. J. Fisher, beach). 



Esperiopsis Quatsinoensis.—(W. J. Fisher, beach). 



Chondrocladia Alaskensis. 



Phakellia vcntilabrum.—{'W. J. Fisher, beach). 



Suberites suberea.— [W. J. Fisher, beach and R. E. C. Stearns). 



27. PORT CHATHAM, COOK INLET. 

 W. H. Dall, beach. 



Chondrocladia A laskensis. 



28. PORT ETCHES. 

 W. H. Dall, 12-18 fathoms. 

 Suberites suberea. 



