INVERTEBRATE ANIMALS OF VINEYARD SOUND, ETC 733 



fig. 1. Dynamena pumila Lamouroux, Bulletin Soc. Phil., vol. iii, p. 184. 1812 ; 

 Agassiz, Contributious, vol. iv, pp. 326, 355, Plate 32, 1862 ; A. Agassiz, Cata- 

 logue, p. 141, figs. 225, 226. 



New Jersey to the Arctic Ocean 5 Finmark to Great Britain and 

 France. Great Egg Harbor, Xew Jersey, on Fiicus; abuudant on the 

 shores of Long Island Sound, Vineyard Sound, and northward, between 

 tides. 



Sertularia cornicina Yerrill. (p. 408.) 



Dijnamena cornicina {pars) McCready, op. cit., p. 204, 1859 ; A. Agassiz, Catalogue, 

 p. 142, 1865. 



Charleston, South Carolina, to Vineyard Sound. Not uncommon in 

 Vineyard Sound, 1 to 8 fathoms, often on Halecium gracile ; also on float- 

 ing Zostera, etc., and covered with Lafoea calcarata. 



This species somewhat resembles the preceding, but the hydra-cells 

 are more distant, longer, more prominent, and freer, while the end is 

 distinctly bent outward, making the lower side concave in the middle ; 

 aperture strongly bilabiate, ofteu appearing tridentate. 



Hydrallmania falcata Hincks. (p. 408.) 



Brit. Hyd. Zooph., p. 273, Plate 53, 1863. Sertularia falcata Linne, Syst. Nat., ed. 

 X, 1758 ; ed. xii, p. 1309 ; Plumularia falcata Lamarck, Auim. sans Vert., ed. ii, p. 

 160 ; Johuston, Brit. Zooph., p. 90, Plate 21, figs. 1, 2. Sertularia ienerissima 

 Stimpsou, Mar. Invert. Grand Manan, p. 8, 1853. 



Long Island Sound to the Arctic Ocean ; northern shores of Europe 

 to the British Channel. Common near l^ew Haven, and off Thimble 

 Islands, 4 to 8 fathoms ; Watch Hill, Ehode Island ; Vineyard Sound, 

 and off Gay Head, 6 to 20 fathoms; Massachusetts Bay, abundant; 

 very abundant in Casco Bay and Bay of Fundy, low-water to 110 fath- 

 oms; Mingan Islands, Labrador. Saint George's Bank, very abundant, 

 20 to 150 fathoms, (S. L Smith, A. S. Packard). 



Tuhidarina. 

 NE3I0PSIS Bachei Agassiz. (p. 454.) 



Mem. Amer. Acad., vol. iv, p. 289, figure, 1849 ; Contribntions, vol. iv, p. 345 ; 

 A. Agassiz, Catalogue, p. 149, figs. 227-231. Xemo2?sis Gibhesi McCready, op. cit. 

 p. 58, Plate 10, figs. 1-7, 1859. 



Charleston, South Carolina, to Nantucket. 



BouGAiNViLLiA suPERCiLiARis Aggasiz. Plate XXXVII, fig. 276. 



(p. 328.) 



Contributions, vol. iv, pp. 239, 291, figs. 37-39, Plate 27, figs. 1-7, 1862 ; A. Agas- 

 siz, Catalogue, p. 153, figs. 232-240. Hippocrene superciliaris Agassiz, Mem. 

 Amer. Acad., vol. iv, p. 250, Plates 1-3, 1849. 



Newport, Rhode Island, to Bay of Fundy ; ? Greenland. 

 Margelts Carolinensis Agassiz. (p. 450.) 



Contributions, vol. iv, p. 344, 18(i2 ; A. Agassiz, Catalogue, p. 156, figs. 241-248. 

 Hippocrene Carolinensis McCready, op. cit., p. 164 (separate copies, p. Q-l), Plate 

 10, figs. 8-10. 



Charleston, South Carolina, to Vineyard Sound. Wood's Hole, at 

 surface, evening. 



