10 EcJi. 
ECHINODERMATA. 
pi. vii. figs. 173-175, Fiji, 300 fath. ; longispinus, sp. n., id. ibid. p. 134, 
pi. vii. figs. 176-178, Atlantic, 300-390 fath. 
Ophiopsila fulva, sp. n., Lyman (11 a), p. 227, pi. ii. figs. 25-27, off 
Havana, 175 fath. 
Of the genera Ophiacantha, Ophiothamnus, and Ophioinitra^ new diag- 
noses are given by Lyman (11 a), p. 135 ; a synoptical table of species 
of Ophiacantha, ibid. p. 136. 
Ophiacantha tuberculosa^ sp. n., Lyman (11 a), p. 137 (“ one of the most 
aberrant species in the genus ”), Eastern Seas, 375 fath. ; vepratica^ sp. n., 
id. ibid. pi. x. figs. 245-247, Eastern Seas, 600 fath., Mexican Gulf, 860 fath. ; 
granulosa, sp. n., id. 1. c. p. 138, pi. viii. figs. 206-208, E. Seas, 80-102 fath. ; 
rosea, sp. n.,id. ibid. p. 139, pl.x. figs. 267 & 268, Southern and Eastern Seas, 
175-775 fath. ; imago, sp. n., id. ibid. pi. x. figs. 275 & 276, (viviparous !), 
Kerguelen Island, &c., 25-150 fath. ; setosa, sp. n., id. ibid. p. 140, pi. ix. 
figs. 229-232, Pacific, 2225 fath.; stimulea, sp. n., id. ibid. p. 141, pi. ix. 
figs. 225-228, Eastern Seas, 950 fath. ; segesta, sp. n., id. ibid. pi. x. fig. 271, 
Atlantic, 1075 fath. ; trcscheii, sp. u., id. ibid. p. 142, pi, ix. figs. 222-224, 
off Bermudas, Mexican Gulf, 101-300 fath. ; cuspidata, sp. n., id. ibid. 
p. 143, pi. X. figs. 248-250, Atlantic, 430 fath. ; longidens, sp, n., id. ibid. 
p. 144, pi. X. fig. 274, Cebu, 100 fath.; nodosa, sp. n., id. ibid. pl.x. 
figs. 258-261, Atlantic, 1530 fath. ; cornuta, sp. n., id. ibid. p. 145, pi. x. 
fig. 266, Fiji Islands, &c., 520-600 fath. ; cosmica, sp. n., id. ibid. p. 146, 
pi. X. figs. 251-254, 262-265, 269 & 270, all Southern Seas from Brazil to 
New Guinea, and between Juan Fernandez and South America, 350-2225 
fath. [an allied species, from St. George’s Bank, 200 fath., is mentioned; 
Am. J. Sci. (3)xvi. p. 373]; levispina, sp. n., id. ibid. p. 147, pi. x. fig. 277, 
500 fath., and serrata, sp. n., id. ibid. p. 148, pi. x. figs. 272 & 273, 152 
fath., Eastern Seas ; aspera, sp. n., id. (11 b), p. 228, pi. i. figs. 10-12, off 
Havana, 175 fath. ; scutata, sp. n., id. ibid. p. 229, pi. i. figs. 1-3, 290 fath., 
and echinidata, sp. n., id. ibid. pi. i. figs. 7-9, 955 fath., Mexican Gulf. 
Ophiothamnus remotus, sp. n., Lyman (11 a), p. 149, pi. viii. figs. 201-203, 
Agulhas Bank, 150 fath. 
Ophiomitra exigua, sp. n., Lyman (11 b), p. 231, pi. i. figs. 4-6, off 
Havana, 240 fath. ; plicata, sp. n., id. (11 a), p. 150, pi. viii. figs. 209-212, 
pi. ix. figs. 233-235, Eastern Seas, 500-10^0 fath. ; sarsi, sp. n., id. ibid. 
p. 151, pi. viii. figs. 216-217, Southern Seas, 1375faths. ; chelys (W. Th.), 
id. ibid. p. 152, pi. ix. figs. 239-241, Atlantic, 300-1530 fath., 480-860 
fath., carduus, sp. n., id. ibid. p. 154, pi. ix. figs. 236-238, 1675 fath., and 
dipsacos, sp. n., id. ibid. p. 155, pi. viii. figs. 213-215, 390 fath., Mexican 
Gulf. Table of species of Ophiomitra (11 a), p. 150. 
Ophiocamax, g. n., Lyman (allied to Ophiacantha). “ Disk covered with 
scales or irregular plates, and large radial shields, but beset with thorny 
spines or stumps ; teeth, tooth-papillae and numerous mouth-papillae, all 
spine-shaped, arranged in tufts on the mouth-frame and jaw-plate ; spini- 
form mouth-tentacle-scales on the edge of a little supplementary plate ; 
numerous thorny translucent arm-spines along the sides of the prominent 
side-arm-plates, which meet nearly or quite above and below ; genital 
openings beginning close outside the mouth-shield.” 0. vitrea, sp. u., id. 
(11 a), p. 166, pi. viii. figs. 218-221, pi. ix. figs. 242-244, Eastern Seas, 
