GASTEROPODA. 169 



p. 430; Kept. U. S. Comm. Fish and Fisheries for 1883, 1885, 

 p. 592, pi. 28, figs. 113, 113a, 113b. 



South of Marthas Vineyard, pelagic; N. lat. 39° 05' 30", W. 

 long. 70° 44' 30". 



DOTOIDAE. 



Doto coronata (Gmelin). 



Gould, Inv. Mass., 1870, p. 236, fig. 517 (ova), pi. 16, figs. 233- 

 237. 



Doris coronata Gmelin, Syst. Nat., 1790, p. 3105. " ad littus 



INSULAE WaLCHEREN SeELANDIAE." 



Me.— Casco Bay; Bay of Fund}^ 



Mass. — Charles River on piles of Craigie's Bridge, below low- 

 water mark; Nahant; off Marthas Vineyard; Rocky Neck, 

 Gloucester Harbor. 



R. I.— Off Watch Hill, 4 to 5 fathoms on Obelia. 



Conn. — Long Island Sound, near New Haven. 



Doto formosa Verrill. 



Verrill, Amer. Journ. Sci., 1875, ser. 3, vol. 10, p. 41, pi. 3, fig. 4. 

 " OFF Point Judith [R. I.] 10-14 fathoms." 



Me. — Eastport, from low-water mark to 50 fathoms, usually 

 on hydroids (Verrill). 



Mass.— Off Point Judith, 10 to 14 fathoms, Aug. 19. 



DEXDRONOTIDAE. 

 Dendronotus frondosus (Ascanius). 



Amphitrite frondosa P. A. Ascanius, Kongl. Vid. Selsk. Ski'ift., 

 1774, vol. 5, p. 158, pi. 5, fig. 2. "in mari Norvegico." 



Tritonia arborescens Gould, Inv. Mass., 1841, p. 5. 



Dendronotus arborescens Gould, Inv. Mass., 1870, p. 234, pi. 22, 

 figs. 311-313. 



Tritonia reynoldsii Couthouy, Boston Journ. Nat. Hist., 1838, 

 vol. 2, p. 74, pi. 2, figs. 1-4. 



