ASTEBOIDEA OF NORTH PACIFIC AND ADJACENT WATERS — FISHER. 285 



Specimens of Henricia levintcula ezamtrxd— Continued. 



Locality. 



San Francisco Bay, California . 

 Marin County, CalKomia 



Bolinas, California 



Crescent City, California. 

 Neah Bay, Washington.. 



Depth. 



Shore. 

 Shore. 



Straits of Juan de Kuca, Washington. 



Fort Steilacoom, Puget Sound, Wash- 

 ington. 

 I'uget Sound 



Tacoma, Washington. 



Puget Sound 



Port Renfrew, Vancouver Island, 



British Colombia (on Straits of 



Fuca). 

 Clayoquot Sound, British Columbia.. 



Mossctt, Queen Charlotte Island, 

 British Columbia. 



Barclay Sound, British Columbia 



Naha Bay, Alaska 



Sitka, Alaska 



....do 



Alaska 



Fort Wrangel, Alaska 



Karluk, Kadiak Island, .Uaska. 



Kadiak Island 



HIddleton Island, Alaska. 



Nature of botton 



Low 

 tide, 



rocks. 



Shore. 



10-12 gravel and sand . 



Remarks. — This species is the form ordinarily encountered along shore from 

 Monterey Bay to Kadiak, the largest examples coming from the more northern 

 localities. Typical specimens are very easily tlistingiiLslied by the numerous short 

 almost granuliforni appearing spinolots of tlie large dorsal psoudopa-\ilhe and by 

 the tliice regular series of large i)lates adjacent to the adambulacral series. The 

 adambulacral sjiiuolets are few, short, and robust. 



At the south end of Monterey Bay the small variety is the only one at ail 

 common. This is fountl uniler rocks at low tide usually in more or less sheltere«l 

 coves where there is a profuse growth of alga\ Phyllospadii, and coralline. A few 

 are found on the exposed surface of rocks and on alga\ At Port Renfrew, Van- 

 couver Island, on the Straits of Juan de Fuca, Dr. J. C.Brown, who kindly collected 



