608 Proceedings of the Royal Irish Academy. 



Calliostoma %i%yphinum (Linne). [Troclms %i%y23Mnus, Jeffreys, B. C.) 

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



Abundant everywhere, principally in the laminarian zone. 



Yar. Lyonsii, Leach. Off Larne, 20 fms., one living specimen, and 

 off Black Head, 25 fms. (Hyndman, '59) : Belfast Lough, 

 sparingly (Hyndman and Thompson, f. Thompson, '56 ; Hynd- 

 man, '58) : Helen's Bay, Belfast Lough (Welch) : Strang- 

 ford Lough, living (Hyndman and Thompson, f. Thompson, 

 '56; Dickie, '58; Welch): Malahide (Lloyd, f. Adams, '78) : 

 Dalkey Sound ("Walpole, '53a) : Sherkin I., co. Cork 

 (A.E. ^N".). Var. AMm/«or, Jeffreys. Bantry Bay (Humphreys, 

 f. Jeffreys, '65). Yar. elata, Jeffreys. Coast of Antrim, deep 

 water (Jeffreys, '65). Monstr. scalariform. Holyvs^ood, Belfast 

 Lough (Miss Templeton, f. Brown, '18). 

 Distrilution. — Finmark to Mediterranean. Azores. Mogador. 



Madeira. Canaries. 



\_Calliostoma suturale (Philippi).] 



. . . iv., . . 



iv. E. I. A. Exp. 1888, 345 fms., two specimens (A. E. K) 

 Distrilution. — S.W. Ireland to W. Africa. Mediterranean. 



Calliostoma occidentale'JMi^Ql^ & Adams). {Troclms occidentalis, 

 Jeffreys, B. C.) 



. . . iv., . . 



iv. "Porcupine" Exp., 1869, 90 fms. (Jeffreys, '83). 



Distrilution. — Einmark to S.W. Ireland. Greenland. N.E. 

 America. 



\_Olivia otaviana, Cantraine.] 



.... v., . 



V. "Porcupine" Exp., 1869, 173 fms. (Jeffreys, '83). 

 Distrilution. — Norway to Mediterranean. Madeira. 



Family. — Tuebinid^. 

 Phasianella pullus (Liiine). 

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

 Generally distributed in the littoral and laminarian zones. 

 Distrilution. — N. Scotland to Mediterranean. Mogador. Madeira. 

 Canaries. Off Sahara, " Talisman." 



