14 FAUNA OF NEW ENGLAND. 



Me. — Eastport region, Casco Bay. 



]\L\ss. — Massachusetts Ba}-, Nahant, Boston, Cohasset, Cape 



Cod, Woods Hole. 



3S. INIiTROCOMA CRUCiATA (A. Agassiz) Mayer. 



Halopsis cruciata A. Agassiz, Mem. Mus. comp. zooL, 1S65, vol. 1, 

 no. 2, p. 102, figs. 151, 152. " ISL^ssachusetts Bay, Xab_vxt." 



IMass. — Massachusetts Bay. 



Gulf of !Maine, northeast part. 



Probably the same as the European M. annac Haeckel. 



EUCOPIDAE. 

 39. Obelia gexicul.\ta (Linne) Allman. 



Sertularia genicuata Linne, Syst. nat., ed. 10, 175S, vol. 1, p. S12. 

 "Ix OCK^XO." 



Eucope diapJuma A. Agassiz, Mem. Mus. comp. zooL, 1S65, vol. 1, 

 no. 2, p. 83, fig. 115-125. 



Obelia sp. {genkulaia?) Bohm, Jena, zeitschi'., 1S7S, vol. 12, p. 

 174, pi. 3, fig. 1-34. 



A T\'orld-wide species, abundant on the New England coast. 



Me. — Penobscot Bay, Casco Bay. 



I\Lvss. — Massachusetts Bay, Woods Hole region. 



R. I. — Xe^-port. 



40. Obelli plaxa (M. Sars) Haeckel. 



Thauraaniias? plana M. Sars, Besla'ivelser og jagttagelser, 1835, 

 p. 28, pi. 5, fig. 13a-13g. "Floroex om For-\aret," Norway. 



Ohelia flahellata Hincks, British hydroid zoophytes, 1S6S, p. 157, 

 pi. 29. 



Rocky tide-pools on both sides of the Xorth Atlantic. 



]\Lvss. — Xahant, off Thimble Island, 4 to 5 fathoms, Woods 

 Hole. 



