A. E. Verrill— Cephalopods of the North Atlantic. 127 
rings, with the thin edges nearly smooth, or minutely den- 
ticulate, and “10 to 12 of an inch in diameter, surrounded by 
a thick and prominent marginal membrane. These suckers 
are at first distantly scattered, but become more crowded, 
finally covering the whole width of the inner face, which 
becomes here 1°6 inches broad. Scattered among the suckers 
tened on the face, where it bears two alternating rows of oo | 
large serrate suckers, and an outer row of small ones on eac 
side, alternating with the large ones. The inner edge is bor- 
ered by a rather broad, regularly scalloped, marginal mem- 
lameter. The largest suckers (plate Iv, fig. 11, a) are from 
I to 1:15 inches in diameter at the margin. These are attached 
