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 Stimpson, Invert. of Grand Manan, 
p. 9, 1853. 
Block Island to Gulf of Saint Lawrence. Common in Casco Bay and 
Bay of Fundy, 8 to 30 fathoms; off Block Island, 29 fathoms. Off 
Cape Cod (A. S. Bickmore). 
HYBOCODON PROLIFER Agassiz. Plate XX XVIII, fig. 282. (p. 328.) 
Contributions, vol. iv, pp. 243, 343, Plate 238, 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, 238, figs. 1-7, 1862; A. Agassiz, Cata- 
logue, p. 195. ? Tubularia 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; 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. 
THAMNOCNIDIA TENELLA Agassiz. (p. 407.) 
Contributions, vol. iv, pp. 275, 342, Plate 22, figs. 21-30, 1862; A. Agassiz, Cata- 
logue, p. 195. 
Rhode 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. iii, 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 (8S. I. Smith). Labrador (Packard). Green- 
land (Mérch). ? 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. 
Physophore. 
NANomia CARA A. Agassiz. (p. 455.) 
Proc. Boston Soe. Nat. Hist., vol. ix, p. 181, 1863; Catalogue, p. 200, figs. 332-350. 
Newport, Rhode Island ; Massachusetts Bay ; Nahant (A. Agassiz). 
