Nichols — A Lid of tlie Marine JdoUnsca of Ireland. 603 



iv. Between Cape Clear and Mizen Head, 40 fius., very young- speci- 

 mens (M'Andrew, f. Thompson, '56) : Eantry Bay (Humplireys, 

 f. Jeffreys, '6o) : "Porcupine" Exp., 1869, 85-110 fms. 

 (Jeffreys, '79). 

 T. "Porcupine" Exp., 1869, Gal way Bay, 15-20 fms., and 165-20.S 

 fms. (Jeffreys, '79). 

 Distriiution. — IS^orway to Mediterranean. Canaries. 



Nueula nucleus (Linne). 



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



Generally distributed in sand and gravel. 



Var. radiata, Eorbes &IIanley. Off Larne Lough, one specimen, 

 living, and off Black Head, 25 fms. (Hyndman, '59): off Groomsport, 

 living, rare (Waller, f. Hyndman, '58) : Dublin Bay, not uncommon 

 (Kinahan, '61): Dalkey Sound, rare (Walpole, '53a): off Hook Liglit, 

 CO. Wexford, 45-50 fms. (Walpole, '52). 



Distribution, — Loffoden I. to Mediterranean. Morocco. C;ipe of 

 Good Hope (Sowerby). 



Nueula nitida, G. B. Sowerby. 



i., ii., iii., iv., [v.], . 



i. Off Ballycastle, dead (Chaster, '97a): off Black Head, 15 fms., 

 living, and 25 fms. (Hyndman, '59) : Turbot Bank, dead (Hynd- 

 man, '58): Belfast Lough (Dublin Mus.) : off Donaghadee, 20 

 fms., and Copelandl., 12 fms., living (Hyndman, '59) : Strang- 

 ford Lough, 4-25 fms., living, rare (Dickie, '58). 

 ii. Dundalk (Thompson, '56): Portmarnock (Thompson, '56; Hart, 

 '92): Dublin Bay (Kinahan, '61): Dalkey Sound (\Yalpole, 

 '53a; Adams, '78): Killiney Bay, &c. (Walpole, '53a). 



iii. Youghal (Thompson, '56) : Cork Harbour (Wright & Carroll, '52) : 

 E. I. A. Exp., 1885, 1886, Glandore Harbour, 4 fms., and off 

 S. coast of Cork, 30-54 fms. (Chaster, '98) : off Cape Clear, 

 30 fms. (M 'Andrew, f. Forbes & Hanley, '53). Yar. radiata^ 

 Marshall. 11. I. A. Exp., 1885, off Baltimore, 30 fuis. (Chaster, 

 '98). 



iv. "Porcupine" Exp., 1869, 808 fms. (Jeffreys, '79) : E.I. A. Exp., 

 1885, 1886, 1888, 3^-110 fms. (Chaster, '98). 



V. "Porcupine" Exp., 1869, 165-183 fms. (Jeffreys, '79). 

 Distrthitio7i. — Korway to Mediterranean. 



