"246 Proceedingf; of tlie Roijal Ii-hh Academy. 



[Holotlnuia aspera, Bell.] 



. . lY. 



It.. '• riymg Fox " Exp. 1889, 1000 fms., a single specimen (Bell '89). 

 Bisti'ilution. — S. V. Ireland. Deep Tvater. 



[Stichopus natans (M, Sars).] 



iv. E. I. A. Exp. 1888, 750 fms. (Sladen '91) ; doubtful ii the specimen 

 ■was an example of S. natans (Bell '92 b). 

 Bistrilution. — Loffoden. Xorway. S. TV. Ireland. 



Eamily — Detmaiii)^. 



[Lsetmogone violacea, Theel.] 

 . . . ir., . . 



iv. E.I. A. Exp. 1888, 750 fms. (Sladen '91). 



Dist/-ihidio?i. — Faroe Channel. S, "W. Ireland. 0&. Sydney 

 " Challenger " Exp. 



CEIXOIDEA. 



Family — AjfTEDoxxD-a;. 



Antedon hifida (Pennant). {Comatula rosacea Forbes B,S.) 

 i., ii., iii., iv., v., . 



i.-v. Generally distributed in these provinces, and probably also in 

 province vi., but there does not appear to be any record of its 

 having been found on the X. "W. coast of Ireland. Two speci- 

 mens dredged at the unusual depth of 250 fms. in "Flying 

 Fox" Exp. 1889 (BeU '89). 

 Bistrilution. — Shetland to Mediterranean. 



Antedon milleri (.1. Miiller). 



i-, 



i. Belfast (Vyv. Thomson, f. Xorman '65). 



Distribution. — Arran. Mouth of Mersey. MiLford Haven. Belfast. 

 It is very doubtful if this species can be satisfactorily diagnosed 

 (BeU '92 b). 



[Antedon phalangium 'J. Miiller).] 



. . . iv., . , 



iv. *' Flying Fox " Exp. 1889, 250 fms., a single specimen (Bell '89). 

 Distribution. — Hebrides to Madeira and Mediteri'anean. 



