576 Proceedings of the Royal Irish Academy. 



\_Cylichmna ovata (Jeffreys). {CylichnaumbiUcata, yar. oonulus, 

 Jeffreys, B. C.)] 



. . . iv., . . 



iv. "Plying Fox" Exp., 1889, S. W. Ireland, 1000 fms. (Smith, 

 '89). 

 Bistrihution, — Both sides of J^orth Atlantic. Mediterranean. 

 Deep water. 



Cylichiina nitidula (Loven). {Cyliclma nitidida, Jeffreys, B. C.) 

 i., . iii., iv., . . 



i. Off Ballycastle, dead (Chaster, '97a) : off Larne, co. Antrim 



(Jeffreys, '67) : Belfast Longh, yery rare (Jeffreys, '59). 

 iii. Cork Harbour (Wright & Carroll, '52) : E. I. A. Exp., 1885, 



1886, off S. coast of Cork, 30-55|- fins., abundant (Swanston, 



'86, Chaster, '98). 

 iy. "Porcupine " Exp., 1869, S. W. Ireland (Jeffreys, '69a) : E. I. A. 



Exp., 1885, 1886, SJ-llO fms., abundant (Swanston, '86, 



Chaster, '98, A. E. K). 

 Distrilution. — Einmark to Mediterranean. Madeira (Watson). 

 IS". E. America. 



Volvulella acuminata {5Y\\g\iihve). {Cylichna acuminata, 

 Jeffreys, B. C.) 



i., ii., iii., iv., y., . 



i. Off Black Head, 25 fms. (Hyndman, '59) : Turbot Bank, a single 



specimen, dead ("Waller, f. Hyndman, '58), 

 ii. Portmarnock, very scarce (Hart, '92). 

 iii. Off south of Ireland, a dead specimen (M'Andrew, f. Thompson, 



'56) : E. I. A. Exp., 1885, off Galley Head, 54 fms. (Chaster, 



'98). 

 iv. Off Mizen Mead, 60 fms., and Bantry Bay (M'Andi'ew, f. 



Thompson, '56): E. I. A. Exp., 1885, 1886, 37^-48 fms. 



(Swanston, '86, Chaster, '98). 

 .v. Aran I. (Barlee, f. Thompson, '56) : Birterbuy Bay, 12-15 fms. 



(Barlee, f. Thompson, '49). 

 Distrilution. — ]!^orway to Mediteri-anean. 



