MUSEUM OF COMPARATIVE ZOOLOGY. 115 
EXPLANATION OF PLATES. 
PLATE I. 
Fig. 1. Opisthoteuthis Agassizi Verrill. Dorsal view. Natural size. 
PLATE II. 
ig. 1. Opisthoteuthis Agassizii Verrill. Ventral view, showing the arrangement of 
the suckers and cirri. Natural size. 
= 
Ee 
PLATE IIL 
Fig. 1. Nectoteuthis Pourtalesii Verrill. Dorsal view. Enlarged two diameters. 
“la. The same. Enlarged two diameters. 
“ 1b. The same. Left arm of the fourth pair. Side view. Enlarged four di- 
ameters. 
“2. Rossia brachyura Verrill. Left arm of the second pair. Front view. En- 
larged four diameters. 
“3. Octopus pictus Verrill. Dorsal view. Enlarged three diameters. 
“4, Abralia megaptera Verrill. Ventral view of the type-specimen from Sta- 
tion 1157, in 173 fathoms. Enlarged two diameters. 
