Verrill^ Notes on Radiata, 333 



List of Species found at Zorritos, Peru* 

 Ophiuroidea. 



Astrophyton Panmnense Verrill ! 

 Ophiothrix spiculata LeC ! 



ASTEBIOIDEA. 



Astrojiecteti fragilis Verrill ! 



Nidorellia armata Gray ! 



Linckia unifascialis Gray ! 



Ophidiaster pi/ramidatus Gray ! 



Heliaster Cumingii Gray, Zorritos ! Paita ! Galapagos. 



ECHINOIDEA. 



Echinocidaris stellata kg. ! 

 Echinometra rupicola A. Ag. ! 

 Mellita Pacijica Verrill ! 

 Encope occidentalis Veriill ! 



Of the 11 species in this list, 9 are found as far north as Panama, 

 or beyond, — 5 even occurring at Cape St. Lucas. f Mellita Pacifica 

 is not yet known elsewhere ; Heliaster Cumingii and Echinocidaris 

 stellata are also found at Paita. All the species of this list are in the 

 Museum of Yale College. 



List of species recorded from the Galapago Islands. 



ASTERIOIDEA. 



{?) Culcita Schmideliana Gray, " Lord Hood's Island on Reefe, H. Cum- 

 ing'' (Gray). 



Heliaster Cumingii Gray, " Hood's Island " (Gray). 



H. multiradiata Gray, " Hood's Island " (Gray). 



{?) Acanthaster Ellisii Gray. Stilifer aster icola Brod., is recorded as 

 parasitic in ''' Asterias Solaris'''' from Lord Hood's Island, Gal., Proc. 

 Zool. Soc. London, 1832, p. 60. 



EOHINOIDEA. 



Cidaris Thouarsii Val., Pananfia! etc. 



Echinocidaris stellata Ag., Panama ! etc. 



{?) Lytechinus semituberculatus Val., {? L. roseus), 



(.^) Euryechinus imbecillis Verrill, (^Echimis gibbosus Val.). 



Anthocidaris homalostoma (Val sp.) Liitk. 



Temnopleurus hotryoides Ag. 



Amblypneustes pallidus Ag. 



A.formosus Val. 



* Zorritos is situated 25 miles south of Tumbes, Peru, 

 f Eight of these species are found at La Paz, — Reprint. 



