[725] INVERTEBRATE ANIMALS OF VINEYARD SOUND, ETC. 1 ." 1 



ovaries are mostly wanting, but portions are to be seen as slightly >ii 

 voluted organs in tbe marginal region, opposite the intervals betw. -n 

 the lobes. 



TRACHYNEMA DIGITALE A. Agassiz. (p. 454.) 



Catalogue, p. 57, figs. 81-86, 1865. Medusa digitale Fabriciug, Fauna Grrenl,, p. 

 366, 1780. 



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

 mens. Massachusetts Bay (A. Agassiz). 



HYDROIDEA. 

 Sertularina. 



TIAROPSIS DIADEMATA 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 j not 

 uncommon in Eastport Harbor. 



EUCHEILOTA VENTRICULARIS McCready. (p. 454.) 



Gyiunophthalmata 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 DUODECIMALS A. Agassiz. (p. 454.) 



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

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



CLYTIA JOHNSTONI Hincks. (p. 408.) 



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

 Johnstoni Alder, Northura. and Dur. Catal., in Trans. Tynes. F. C., vol. v, 

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

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

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

 Expos. Metb., p. 15, Plate 4, figs. E, f, F, 1821. Clytia bicophora 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 ; 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 j Watch Hill, Rhode 



