ETC. 
EXPLANATION OF PLATE II. 
1.—Molgula simulans, n. sp., with test removed, seen from left side, x 5 
9) 
- 3: >) 
© OL 
7: 23 
9. 
TO? 
PT 
12) 
13% 
33 
tentacle, x 100. 
birmanica, n. sp., with test removed, seen from left side. 
3) 
39 
99 
> 
3) 
29 
Nat. size. 
seen from right side. Nat. size. 
part of branchial sac, x Io. 
part of branchial sac, showing the stigmata, 
x 40. 
dorsal tubercle and dorsal lamina, x 40. 
ano: —Hexacrobylus indicus, entire animal, front view. Nat. size. 
branchial aperture, front view, x 3. 
one of the tentacle-like lobes of the branchial 
aperture seen from outside, x IO. 
seen from inside, X Io. 
with test removed. Nat. size. 
atrial siphon, x 5. 
