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 papillte, 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 junction of the upper arm-plate. The i)ores of the mouth-tentacles have 

 three or four scales like mouth-pajiilla) 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 Lyman, 



Ophiura Sarsii, Ltk. Vid. Meddel. Nov. 1854. p. 7. 

 Ophioglypha Sarsii, 111. Catal. Mus. C. Zobl. p. 41, Figs. 2, 3. 

 Station 49, 83 fathoms, 12 + specimens. 



Ophioglypha acervata Ltmav. 



Ophioglypha acervata. Bull. Mus. C. Zool. I. No. 10, p. 316. 1869. 

 Station 122, 350 fathoms, 3 specimens. 



Ophioglypha sinensis Ltman. 



Ophioglypha sinemis. 111. Catal. Mus. C. Zool. No. VI. p. 12, PI. I. Figs. 1, 2. 1871. 



Off Yokohama, Japan, 8-14 fathoms, 7 specimens. Station 233 6, 15 fath- 

 oms, 8 specimens. 



Ophioglypha falcifera Lyman. 



Ophioghjpha falcifera. Bull. Mus. C. Zool. I. No. 10, p. 319. 1869. 

 Station 24, 390 fathoms, 1 specimen. 



Ophioglypha hexactis E. A. Smith. 



Ophioglypha hexactis, Ann. k 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 -j- specimens. All localities in 

 Kerguelen Islands. Also off Marion Island, 50-75 fi\thoms, 12 -j- specimens. 



Ophioglypha multispina Ljn. 

 Ophioglypha multispina, Ophiuroidea Viventia. Of. Kong. Akad. p. 307. 1868. 

 Port Jackson, 30-35 fathoms, 11 specimens. 



