PLATE LXIII. 
Fias. 
1,2. Pontigulasia rhumblert Hopk. (p.49) Fig. 1.—Broad 
side view of test, the transverse diaphragm discern- 
ible about one-third the length of the test above the 
aperture and measuring 35, in width where it is 
attached to the walls. Fig. 2—Oral] view, showing 
the diaphragm narrowing in its central portion. 
x 350. 
3-7. Nebela scotica Brown. (p. 60) Fig. 3.—Broad view 
of active individual. x 400. Fig. 4.—Broad view 
of encysted animal. x 400. Figs. 5-7,—Enlarged 
views of portions of test (fig. 5 at the aperture). 
After Brown. 
8,9. Cochliopodiwm obscurum Penard. (p. 66) Side views 
of two active individuals. x 700. 
10,11. C. granulatwum Penard. (p. 67) Side and vertical 
views of active individual. x 300. 
