344 VERRILL 



Pisaster ochraceus (Br.) Ag. 

 Var. nodiferus Ver. 

 P. Assispinus (St.) Ver. 



Oregon. 

 P. liitkenii (St.) Ver. 

 P. paucispinus (St.) Ver. 

 tF. capitatus (St.) Ver. 



Monterey Bay to San Diego. 

 P. giganteus (St.) Ver. 



Tomales Bay, north of San Francisco. 

 P. brevispinus (St.) Ver. 



Crescent City to Monterey, Calif. 

 P- (•*') g''ayi Ver. 



Oregon. 

 Asterias katherince Gray. 



Mouth of Columbia; Gulf of Georgia. 

 Leptasterias hexactis (St.) Ver. 



Monterey to Vancouver I. 

 L. cegualis (St.) Ver. 



Vancouver I. to Santa Barbara, Calif. 

 Var. compacta Ver. 



Vancouver I. to Monterey, Calif. 

 Var. nana Ver. 



Gulf of Georgia to Monterey. 

 Var. concinna Ver. 



Monterey, Calif. 

 Evastertas troschelii (St.) Ver. 



Oregon and northward. 

 Orthasterias californica Ver. 



Near San Francisco. 

 O. forreri (Lor.) Ver. 



Monterey and Santa Cruz, Calif.; Alaska (?). 

 *0. Columbiana Ver. 



La Jolla, Calif., to Yakutat, Ala.^ka. 

 to. gonotena Ver. 



Gulf of California; Lower California; Santa Barbara; San Diego, etc. 

 Pycnopodia helianthoides (Br.) St 



Monterey Bay northward to Kadiak, Alaska. 

 Poraniopsis infiata F. 



Oregon to San Diego; 26-159 fath. 

 Henricia leiiuscula (St). 

 Var. lunula Ver. 

 Var. attenuata (Clark). 

 Var. dyscrita F. 

 Var. annectens F. 

 Var. spatulifera Ver. 

 Patiria tniniata (Br.) Ver. 



Yakutat, Alaska, south to Gulf of California. 

 Mediaster csqualis St 



Alaska, south to Lower California. 



