system smaller, 
ambulacra. 
This seems to be 
New England coast. 
Station 303. 
E DU E. 200 
S un Os 143 
je 17 362 
๕ MO, 197 
* — 44. 129 
“345. (Bl 
Station 148. 
155 
156 
167. 
176. 
177. 
184. 
231. 
247. 
272. 
273. 
274. 
290. 
A fine specimen of this species was collected in 
It is closely allied to Schizaster canaliferus, differing from it by its narrow, less 
sunken anterior ambulacrum ; the lateral ambulacra are also narrower, the test 
flatter, the posterior extremity more pointed, apical system more posterior, anal 
Peripetalous fasciole narrow, re-entering between the lateral 
The fragments of the test show a primary tuberculation of the 
actinal surface finer than in 5. canaliferus. The spines have the same general 
coloring of its Mediterranean representative, 
Station 148. 
235. 
247. 
253. 
258. 
259. 
260. 
262. 
268. 
274. 
291. 
Schizaster fragilis Acass. 
208 fathoms. 
Off St. Kitts. 
84 BULLETIN OF THE MUSEUM OF COMPARATIVE ZOOLOGY. 
88 * Montserrat. 
88 «€ [11 113 
175 æ ‘ Guadeloupe. 
391 ye * Dominica. 
118 113 [11 [11 
94 [11 113 ce 
95 ud * St. Vincent. 
170 Js * Grenada. 
76 di “ Barbados. 
103 113 [11 [11 
209 113 [11 [11 
78 113 66 113 
Schizaster orbignyanus A. Ae., n. sp. 
209 fathoms at Barbados. 
150 aroma, Off Saba Bank. 
1507 “ Bequia. 
170 E “ Grenada. 
92 113 [11 113 
159 di d Oy 
159 113 113 113 
291 c [11 [11 
99 ce 113 «€ 
955 [13 € [11 
209 ii * Barbados. 
200 és i: Ya 
a not uncommon species near the 100 fathom line off our 
Good series in all stages of growth have been collected. 
306 fathoms. 
CAMBRIDGE, December 31, 1880. 
Lat. 41° 34 30" N., Long, 65? 54! 3 
Gy ous DU LUND 
* 89? 59/ 30" N,, 
58812 (X. 
e 88? 21/ 50" N, 
« 40 Y ON, 
«€. 4407 10 187. Nj 
0" W, 
70° 18' 30" W, 
LU R UC WV, 
76° 32 15" W., 
73° 89 0” W. 
70° 58’ 0 W. 
71? 4 30" W 
