326 Verrill, N^otes on Radiata. 



AsTERIOIDEA. 



Mediaater cequalis Stiiiip. Paget Sound to S.in Francisco. 



Patiria miniata (l^raiidt sp.). Sitcha to Isl. San Miguel.* 



Cribrella U'viuscula (Linckia levijocula Stimp.). Puget Sound; Dungenes, 



Oregon (Coll. Yale Mus.). 

 Pycnopodia heUantJioides Stimp. 

 Aslerias epichlora Brandt. Puget Sound (Stimpson) ; mouth of Columbia 



River [A. Katherince Gray). 

 A. ochracea Brandt. 

 A conferta Stimpson. Puget Sound. 

 A. fissispina Stiinp. Shoalwater Bay, Oregon. 

 A. Lutkenii Stimp. Oregon. 

 A. paucisjnna Stirap. Puget Sound. 

 A. Troschelii Stimp. Puget Sound. 

 A. hexactis Stirap. Puget Sound. 



ECHIXOIDEA. 



Dendraster excentricus Agassiz. 



Euryechinus Drdbrachiensis Verrill, (?) [£J. chlorocentrotus Brandt). Gulf 

 of Georgia ; Vancouver's Island. 



HOLOTHUKIOIDAE. 



Pentacta piper ata Stimp. Puget Sound. 

 P.popuUfera Stimp. Puget Sound. 

 P . alhida Stimp. California (Selenka). 

 P. quinquesemita (Selenka sp.) Mendocino. 

 Synapta albicans Sel. Mendocino. 



Of the 25 species in this list, 16 have not been recorded from south 

 of Mendocino; and 18 are not known north of Puget Sound; 15, so 

 far as yet known, are peculiar to this district. 



List of species found between Gape Mendocino and San Diego, Cal. 



Ophiueoidea. 



Ophiopholis Caryi Lyra. San Francisco. 

 Am2)hiura occidentalis Lym. Monterey and northward. 

 Ophiothrix dumosa Lyraan. San Diego, Cal. 

 Astrophyton Caryi Lym. San Francisco. 



ASTERIOIDEA. 



Mediaster (equalis Stirap. San Francisco. 



Patiria miniata (Brandt sp.). Toraales (or Bodega) Bay ; San Fran- 

 cisco ; Isl. San Miguel. 



* This Island is one of the most northern of the Santa Barbara group. 



