BULLETIN OF THE 
OPHIOGLYPHA. 
TABLE OF SPECIES HEREIN DESCRIBED. 
Nore. Following these descriptions will be found the species previously known and brought 
back by the “Challenger,” namely, 0. Sarsii, 0. acervata, ۰ sinensis, O. falcifera, O. hexactis, O. mul- 
tispina, O. Lyman. 
Disk rather flat, and covered with imbricated scales. Under arm-plates small, 
widely separated ; much wider than long beyond the second plate, and thereafter 
constantly diminishing in size. Arm-comb of more or less needle-like papille. | ferrugi 
Arm slightly flattened, with spines about as long as a joint. Tentacle-scales few Fs TM Tom 
beyond the second pair of pores. (This is the typical form of the genus based on 
0. ciliata.) 
Disk covered with smooth skin, through which the very small scales are scarcely 
or not at all visible. Arm-spines long, broad, and flat. 
Disk-scales thin and smooth. Under arm-plates, within disk, large and touch- 
ing each other. Arm-comb of sharp needle-like papille, with a well-marked under 
comb on the arm itself, 
0. flagellate, 
O. palliata. 
Four arm-spines ; one long and high up, three 
short and low down. Radial shields touching 
without; disk-scales angular. 
Disk thin, with rather deli- Three arm-spines ; one long and high up, two 
and low down. Radial shields separated ; 
O. lepida. 
0. Ljungmaná. 
cate scales, arms slender, with J short a | 
small spines, Papille of arm- disk-scales small and curved. 
comb sharp aud cylindrical. Four very short, peg-like arm-spines equally po vua 
spaced. TOES 
Three slender, equally spaced arm-spines. j A "HH 
Mouth-shield trefoil, with a long lobe inward. O. imbecillds, 
Three very short, small, sharp arm-spines, 
low down. Mouth-shield wider than long, with تفس‎ 
a point within, Radial shields long and sepa- O. irrorata, 
rated. 
Three very short, small, sharp arm-spines, 
low down, Mouth-shield as broad as long. Ra- ۲ 
dial shields short, rounded, and separated by 0. orbiculata, 
Disk covered with smooth, | the fine scaling of the disk. J 
pat ances Pyro LE È buts Three very short conical arm-spines, standing 
Tem a jate pon ود‎ ge on middle of edge of plate. Disk-scales coarse | o duit 
under arm-plate about as long j and rather thick. Radial shields broader than [9 "Matt 
as broad, those farther out much long and joine 
Jani ^ g and joined. 
broader than long. Papill of " i 
arm-comb close-set, flat, and Three very short, blunt, peg-like arm-spines, 
evenly spaced. Disk-scales few and large. Ra- 0. costata. 
with rounded ends. 
rated. 
dial shields long and sey 
Six short, blunt, peg-like, evenly spaced arm- ۱ 
spines. Arms narrow. Radial shields short and ¢ 0, albata. 
separated by one or two large rounded plates. j 
Three slender pointed arm-spines, about two 
thirds as long as a joint. is sales few and $O. jejuna. 
mostly large, Radial shields large and joined, 
Disk-seales of moderate size, 
thick, and swollen. Very small, Three short, blunt, peg-like arm-spines evenly ) O. brevtenina? 
narrow side mouth-shields, | spaced. Papille of arm-comb short, close-set, B pi "m 4 
Arnespines short, Tentacle- j and sharp. p 
Scales numerous. Under arm- Four short, blunt, peg-like arm-spines, three 
plates within disk about as | together, low down, and one higher up.  Papillue O. ambigua, 
broad as long, and separating | of arm-comb short, close-set, and squarish. 
the side arm-plates. 
Disk smooth and flat, with 
scales, radial shields, and mouth- Three to five short, sharp arm-spines, about O, Lovent, 
shields all small. Arm-spines j half as long as a joint. یی اب مگ‎ 
few and small. Mouth-papilla Five very minute, blunt arm-spines, which } 9 etr, 
and tentacle-scales similar, nu- | often are rubbed off or naturally wanting. EVADIT 
merous, even, and elose-set. : 
Disk high and arched. Arms short and thick. Each under arm-plate having à | 9. qot 
median, elongated, bead-like swelling. (Type of 0. Stuwitzit.) ui 
