CHARACTERISTIC DEEP-SEA TYPES. — CEPHALOPODS. 61 
we may mention Benthoteuthis. (Fig. 279.) "They are mainly 
northern species, previously collected in shallower waters by 
the United States Fish Commission. 
= I 
en ug 
Fig. 279. — Benthoteuthis. $. (Verrill.) 
But by far the most interesting of the cephalopods is a Spir- 
ula (Fig. 280) in excellent condition, dredged off Grenada in the 
diii 
Fig. 280. — Spirula. 1475, (Huxley.) 
Caribbean by the “ Blake” from a depth of 950 fathoms. From 
the condition of the chromatophores of the body, it evidently 
lives with its posterior extremity buried to a certain extent in the 
mud. The “Challenger” collected a specimen from 360 fath- 
oms, off the Banda Islands. Cephalopods have been collected 
