REPORT ON THE LAMELLIBRANCHIATA. 179 



Lmcina {Codakia) tigerina (Linne). 



Vmiis tigerina, Linnd, Syst. Nat., ed. 12, p. 1133. 



Lucina tigerina, Deshayes, Ency. M6th., vol. ii. p. 384. 



Ludna tigerina. Reeve, Conch. Icon., voL vi. pi. 1. fig. 3. 



Lucina tigerina, Pfeiffer, Conch. -Cab., ed. 2, Veneracea, p. 2G0, pi. xix. figs. 1, 2. 



Habitat. — North Atlantic, deep water. 



This is a well-knowu Cuban species, and is also quoted by Reeve from the Bay of 

 Honduras. At times it attains much larger dimensions than are represented by the 

 above figures, a specimen in the Cumingian collection being 4^ inches in length by 

 3|- in height. 



Lucina {Codakia) interrupta (Lamarck). 



Cytherea interrupta, Lamarck, Anim. sans vert., ed. 2, vol. vi. p. 318. 

 Cytherea interrupta, Chenu, lUustr. Conch., pi. xi. figs. 1-1?*. 

 Lucitia interrupta. Reeve, Conch. Icon., vol. vi. figs. 5, a, h. 



Habitat. — Reefs off Tongatabu, Friendly Islands (Challenger) ; Torres Strait (Jukes) ; 

 Louisiade Archipelago (Brit. Mus.). 



This is a more convex species than Lucina tigerina, rounder, proportionally more 

 solid, and not so roughly sculptured. Its anterior muscular impression is of a different 

 form, and the pallial line arises in front from the middle of the scar, whilst in Lucina 

 tigerina it commences higher up. 



Lucina (Codakia) pecten, Lamarck. 



Lucina peden, Lamarck, Anim. sans vert., vol. v. p. 5-43. 

 Lucina pecten, Philippi, Enum. MoE. Sicil., vol. i. p. 31, pi. iii. fig. 14. 

 Lucina pecten, Reeve, Conch, Icon., vol. vi. pi. viL figs. 34 and 35, a, b. 

 Lucina reticulata, (Poli) Weinkauff, Conch. Mittelm., vol. i. p. IGO. 

 Lucina obliqita, Reeve, Conch. Icon., vol. vL pi. viii. fig. 42. 



Habitat.— Station 113a, off the island of Fernando Noronha, in 25 fiithoms; and 

 Station 33, off Bermuda, in 435 fathoms. 



This species is found in many parts of the Mediterranean, on the west coast of France 

 and Portugal, at Madeira, the Canary and Cape Verde Islands, at Senegal, Guinea and 

 St. Vincent, "West Indies. Lucina obliqiia. Reeve, said to be from Chusan, I am unable 

 to distinguish from this species. The sculpture, hinge, and muscular scars are precisely 

 similar, both forms have the same oblique pitted line across the centre of the interior of 



