A. E. Verrill — North American Cephalopods. 



Measurements in millimeters. 



311 



Total length .- 



Posterior end to center of eye 



Eye to tip of dorsal arms - -- 



Breadth of body .-. -- 



Breadth of head . 



Length of dorsal arms, from mouth — . 



•' second pair " 



•' third " " 



" hectocotylized arm, from mouth. 



'• fourth pair _ — 



'• spoon-shaped appendage 



Breadth of the same — 



Right Side. 



95 

 34 

 64 



28 

 22 

 65 

 61 



58 



23 

 16 



S 

 Left Side. 



Eight Side. 



61 



53 



194 



40 



32 



112 



103 



112 



94 



Left Side. 



105 



96 



106 



97 



The first specimen of this species was taken oiF Nova Scotia, near 

 Le Have Bank, in 120 fathoms, by Captain Samuel Peeples and crew 

 of the schooner " M. H. Perkins," and presented to the U. S. Fish 

 Commission. A few others have since been brought in by the 

 G-loucester fishermen, from the Bank Fisheries. Mr. A. Agassiz, 

 dredged it on the " Blake," in 1880, as far south as K lat. 33° 42' 

 15". It ranges in depth from 120 to 602 fathoms. 



Specimens examined. 



Localit}'. 



N. Lat. 33" 42' 15"; W. Long. 76° 0' 50" (Blake) 



N. Lat. 34° 39' 40"; W. Long. 75° 14' 40" (Blake) 



Le Have Bank, N. S. (soh. M. H. Perkins) 



S. of Newfoundland (sch. Proctor Brothers) 



St. Peter's Bank (sch. Augusta H. Johnson) 



Banquereau (sch. Epes Tarr) 



N. Lat. 44° 32'; Gr. Bank (sch. Guy Cunningham) 



Specimens. 

 Xo. and Sex. 



1 S:19 

 ^i (%'d.) 



1 ? (flg'd.) 



1 sm. $ 

 11. 2 

 1 2 

 1 2 



In the soft consistency of the flesh and skin, this species resembles 

 O. obesus. It differs in the shorter and postei'iorly emarginate body, 

 and especially in the arrangement of the suckers, which, in that 

 species, are in a single series toward the bases of the arms. 



Octopus plscatorum Verrlll. 



Verrill, Amer. Jour. Sci., vol. xviii, p. 470, Dec, 1879 ; xix, p. 294, Apr., 1880. 

 Plate XXXVI, figures 1, 2,2. 



The body of the female is smooth, depressed, about as broad as 

 long ; rounded posteriorly, not showing any lateral ridges, nor dorsal 

 papillie ; a small simple papilla above the eyes. Arms long, i-ather 

 slender, tapering to long, slender, acute tips, the upper ones a little 

 (2*5""") shorter tlian those of the second pair, which are the longest; 



