606 Proceedings of the Royal Irish Academy. 



^Nuculana insculi)ta (Jeffreys).] 



V. "Porcupine" Exp., 1869, 816 fms. (Jeffreys, '79). 



JDistrihution. — Both sides of jN^ortli Atlantic. Deep water. 



Nuculana pusilla (Jeffreys). 



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



i. Off Ballycastle, a perfect tliougli dead specimen and two valves 

 (Chaster, '97a). 

 iii. R. I. A. Exp., 1885, off Baltimore, 30 fms., dead (Chaster, '98;. 

 iv. E, I. A. Exp., 1885, 1886, 3^-44 fms., dead (Chaster, '98). 

 Distrihution. — Ireland to Mediterranean. 



Order .—FILIBE AN CHI AT A. 



Eamily. — Anouiid^. 



Anomia eiiliipinum, Linne. 



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



Common, attached to shells, stones, &c., fi'om low-water mark to 

 the greatest depths. 



Distrihution. — Iceland. Einmark to Mediterranean. Azores. 

 Madeira. ]N". E. America. Tristan da Cimha and off Brazil, " Chal- 

 lenger." Corea. 



Anomia luitelliformis, Linne. 



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



., Xii., J. . ., . ., 



Grenerally distributed on shell-banks, &c., round the coast, frotn 

 low- water mark to great depths, 



Y ox. striata, Loven. North of Ireland, 12-25 fms., living (Praeger, 

 '89) : off Larne Lough, living (Hyndman, '59) : Belfast Lough and 

 off entrance, dead (Hyndman, '58, '59) : Strangford Lough and off 

 entrance, living (Dickie, '58) : Dublin Bay (Kiuahan, '61) : Dalkey 

 Sound, very rare (Walpole, '53a) : Achill I. (Mrs. Tatlow & Praeger, 

 '98). 



Distrihution. — Loffoden I. to Mediterranean. Azores. W. Africa, 

 "Talisman" (Locard). N. W. America. 



