INVERTEBRATE ANIMALS OF VINEYAED SOUND, ETC. 725 



ovaries are mostly wanting, but portions are to be seen as slightly con- 

 voluted organs in the marginal region, opposite the intervals between 

 the lobes. 



Trachynema digitale A. Agassiz. (p. 454.) 



Catalogue, p. 57, figs. 81-86, 1865. Medusa digitale Fabricius, Fauna Groenl., p. 

 366, 1780. 



Vineyard Sound to Greenland. Wood's Hole, July 1, young speci- 

 mens. Massachusetts Bay (A. Agassiz). 



HYDEOIDEA. 



Sertularina. 



Tiaropsis diaeemata Agassiz. (p. 454.) 



Memoirs Amer. Acad., vol. iv, p. 289, Plate 6, 1849 ; Contributions, vol. iii, p. 

 354, Plate 31, figs. 9-15 ; vol. iv, pp. 308, 311, figs. 45-48; A. Agassiz, Catalogue, 

 p. 69, figs. 91-93. 



Vineyard Sound to Bay of Fundy. Massachusetts Bay (A. Agassiz). 

 Greenland (Morch). Wood's Hole, April, 1873. 



Oceania languid a A. Agassiz. (p. 454.) 



In Agassiz, Contributions, vol. iv, p. 353, 1862 ; Catalogue, p. 70, figs. 94-102, 

 1865. 



Buzzard's Bay to Bay of Fundy. Common in Vineyard Sound ; not 

 uncommon in Eastport Harbor. 



Eucheilota ventricularis McOready. (p. 454.) 



Gynmophthalmata of Charleston Harbor, in Proc. of Elliott Society of Nat 

 History, vol. i, p. 187, Plates 11, figs. 1-3, 12, figs. 1, 2, 1857 ; Agassiz, Contr 

 butions, vol. iv, p. 353, 1862 ; A. Agassiz, Catalogue, p. 74, figs. 104, 105, 1865. 



Charleston, South Carolina, to Vineyard Sound. 

 Eucheilota duodecimalis A. Agassiz. (p. 454.) 



In Agassiz, Contributions, vol. iv, p. 353 > 1862 ; Catalogue, p. 75, figs. 106-107 a . 



Buzzard's Bay, Naushon Island (A. Agassiz). 



Clytia Johnstoni Hincks. (p. 408.) 



Hist. British Hydroid Zoophytes, p. 143, Plate 24, fig. 1, 1868. Campanularia 

 Johnstoni Alder, Northum. and Dur. Catal., in Traus. Tynes. F. C, vol. v, 

 p. 126, Plate 4, fig. 8 (t. Hincks). Sertularia uniflora (pars) Pallas, Elench. 

 Zooph., p. 121, 1766. Campanularia volubilis Johnston, Brit. Zooph., ed. ii, pp. 

 107, 108, fig. 18 (not of Liune" and Pallas). Clytia volubilis Lamouroux, 

 Expos, Metb., p. 15, Plate 4, figs. E, f, F, 1821. Clytia bicopliora Agassiz, Con-, 

 tributions, vol. iv, pp. 304, 354, Plate 27, figs. 8, 9 ; Plate 29, figs. 6-9, 1862; 

 A. Agassiz, Catalogue, p. 78, figs. 108-111. 



Long Island Sound to the Arctic Ocean j northern coasts of Europe 

 to Great Britain and France. Common near New Haven and at Thim- 

 ble Islands, in tide-pools and 2 to 6 fathoms ; Watch Hill, Bhode 



