340 Mighels^ Catalogue of 



Genus Lacuna. Turton. 



L. vincta, Mont. Often found dead upon our beaches, but 

 it is not plentiful. 



L. neritoidea, Gould. I have obtained two specimens only, 

 of this shell, — both from the stomachs of haddock taken in 

 Casco Bay. 



Genus Cingula. Flem. 



C. (Turbo) minuta, Tott. Littoral. Plentiful in all our 

 quiet coves and bays, in little pools above low-water mark. 



C. aculeus, Gould. Littoral. Found plentifully near high- 

 water mark, clinging to the under side of stones, on all our 

 shores. 



C. (Turbo) semicostata. Mont. Pelagic. Found, rarely, in 

 fishes' stomachs taken in Casco Bay. 



C (Turbo) arenario, Mont. Found in company with the 

 preceding. Very rare. 



C. latior, Migh. Found in the stomachs of haddock, caught 

 in very deep water in Casco Bay. Very rare. 



Genus Turritella. Lam. 



T. erosa, Couth. Pelagic. Imperfect individuals are fre- 

 quently found in haddocks' stomachs taken in Casco Bay. 

 Perfectly fresh specimens, however, are very rare. It also in- 

 habits the Gulf of St. Lawrence. 



T. cosiulata, Migh. Pelagic. Hab. Casco Bay. I have 

 obtained two specimens of this species ; one from the sto- 

 mach of a haddock, the other was dredged by Capt. Wal- 

 den. 



T. reticulata, Migh. Pelagic. Hab. Gulf of St. Law- 

 rence. Several specimens were found in the stomach of 

 a sand-dab by a fisherman in the summer of 1841. 



Genus Pyramis. Brown. 



P. striatula, Couth. Pelagic. Hab. Casco Bay. Found 

 in fishes' stomachs. Very rare. 



