MUSEUM OF COMPARATIVE ZOOLOGY. 99 
arm-plates short and stout, scarcely meeting below within the disk, and sepa- 
rated above by the upper arm-plates, which are swollen, broader than long, 
broader without than within, with a curved outer edge. Disk flat, covered 
with raised, irregular-shaped, angular plates, having deep furrows between 
them. Radial shields ovoid in outline, with the smaller end inward, separated. 
by a wedge of three or four plates. Genital plates long and narrow, much 
wider without than within ; along their free edge is a row of fine, short, up- 
right papilla, which pass upward and form an arm-comb. Two short, thick, 
and blunt arm-spines, one at centre of edge of the side arm-plate, and another 
near junetion of the upper arm-plate. "The pores of the mouth-tentacles have 
three or four scales like mouth-papillo on each side ; beyond there are two 
scales shaped like the arm-spines, Color in alcohol, light gray. 
Off Marion Island, 50 —75 fathoms, 12 - specimens. 
Ophioglypha Sarsii Lvwax. 
Ophiura Sarsii, LIK. Vid. Meddel. Nov. 1854. p. 7. 
Ophioglypha Sarsti, Yl. Catal. Mus. C. Zoól. p. 41, Figs. 2, 3. 
Station 49, 83 fathoms, 12 4- specimens. 
Ophioglypha acervata Lyman. 
Ophioglypha acervata, Bull. Mus. C. Zoól. I. No. 10, p. 316. 1869. 
Station 192, 350 fathoms, 3 specimens. 
Ophioglypha sinensis Lxwaw. 
Ophioglypha sinensis, Ill. Catal. Mus. C. Zool. No. VI. p. 12, Pl. I. Figs. 1, 2. 1871. 
Off Yokohama, Japan, 8-14 fathoms, 7 specimens. Station 233 b, 15 fath- 
oms, 8 specimens, 
Ophioglypha falcifera Lyman. 
Ophioglypha falcifera, Bull. Mus, O. Zool, I. No, 10, p. 319, 1869, 
Station 24, 390 fathoms, 1 specimen, 
Ophioglypha hexactis E. ۸, ۰ 
Ophioglypha hexactis, Ann. & Mag. of N. H. 1876, Feb. XVII. p. 3. 
Balfour Bay, 20-60 fathoms, 1 specimen. Betsey Cove, 20-25 fathoms, 
12 + specimens. Royal Sound, 25 fathoms, 12 + specimens. All localities in 
Kerguelen Islands, Also off Marion Island, 50 — 75 fathoms, 12 + specimens. 
Ophioglypha multispina ۲۰ 
Ophioglypha multispina, Ophiuroidea ۸۸ Of. Kong. Akad, p. 307. 1866, 
Port Jackson, 30- 35 fathoms, 11 specimens, 
