442 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [736] 

 CORYMORPHA PENDULA Agassiz. Plate XXXVI, fig. 273. (p. 510.) 



Contributions, vol. iv, pp. 276, 343, Plate 26, figs. 7-17, 1862 ; A. Agassiz, Cata- 

 logue, p. 192, fig. 324. Corymorpha nutans Stirnpson, Invert, of Grand Mauan, 

 p. 9, 1853. 



Block Island to Gulf of Saint Lawrence. Common in Gasco Bay and 

 Bay of Fundy, 8 to 30 fathoms $ off Block Island, 29 fathoms. Off 

 Cape Cod (A. S. Bickmore). 



HYBOCODON PROLIFER Agassiz. Plate XXXVIII, fig. 282. (p. 328.) 



Contributions, vol. iv, pp. 243, 343, Plate 23 a , figs. 10, 11, Plate 25, figs. 1-15, 

 1862 ; A. Agassiz, Catalogue, p. 193, figs. 325-328. 



Vineyard Sound to Massachusetts Bay. 

 PARYPHA CROCEA Agassiz. Plate XXXVI, fig. 274. (p. 390.) 



Contributions, vol. iv, pp. 249, 342, Plates 23, 23 a , figs. 1-7, 1862 ; A. Agassiz, Cata- 

 logue, p. 195. ? Tutoilaria cristata McCready, op. cit., p. 156, 1859 Parypha 

 cristata Ag., op. cit., p. 342. 



Brooklyn, New York, to Boston, Massachusetts. Very abundant near 

 New Haven, on piles in harbor, and in 2 to 6 fathoms, off Thimble 

 Islands 5 Wood's Hole, on piles, abundant. Warren Bridge, Boston 

 (Agassiz). 



This is probably not distinct from P. cristata, which is abundant at 

 Charleston, South Carolina, and Fort Macon, North Carolina. 



THAMNOCNIDTA TENELLA Agassiz. (p. 407.) 



Contributions, vol. iv, pp. 275, 342, Plate 22, figs. 21-30, 1862 ; A. Agassiz, Cata- 

 logue, p. 195. 



Khode Island to Bay of Fundy. Off Watch Hill, 4 to 5 'fathoms; 

 Vineyard Sound, 6 to 10 fathoms ; common in Casco Bay and Bay of 

 Fundy, low- water to 40 fathoms. 



HYDRACTINIA POLYCLINA Agassiz. (p. 407.) 



Contributions, vol. Hi, Plate 16; vol. iv, pp. 227, 339, figs. 33-35, Plate 26, fig. 18, 

 1862 ; A. Agassiz, Catalogue, p. 198, figs. 329, 330. Hydractinia echinata Leidy, 

 op. cit., p. 135, Plate xi, fig. 35, 1855 (? not of Johnston). 



New Jersey to Labrador. Very abundant in Long Island Sound, 

 Vineyard Sound, Casco Bay, and Bay of Fundy, low- water to 60 fath- 

 oms. Saint George's Bank (S. I. Smith). Labrador (Packard). Green- 

 land (Morch). ? Charleston, South Carolina (McCready). 



The identity of this with the European species is somewhat doubtful, 

 though united by Hincks and others. The latter extends southward on 

 the European coasts to Great Britain and France. 



Physophorce. 

 NANOMIA CARA A. Agassiz. (p. 455.) 



Proc. Boston Soc. Nat. Hist., vol. ix, p. 181, 1863 ; Catalogue, p. 200, figs. 332-350. 



Newport, Ehode Island j Massachusetts Bay ; Nahant (A. Agassiz). 



