118 OCTOPUS. 



truncated in advance of the eyes ; arms subquaclrate, the largest 

 four times the length of the body ; umbrella small. Very closely 

 punctate with reddish-brown spots. 



Length of body and head, 3'5 in.; length of longest arm, 

 10-8 in. ; of shortest, 9'25 in. 



The common Poulpe of the Californian coast ; attains consid- 

 erable dimensions. Dr. W. 0. Ayres has seen one in which the 



arms were over 7 feet long. 



Alaska to Lower California. 



0. HAWAIENSIS, Souleyet. PI. 34, figs. 44, 45. 



Body small, globose ; head large ; arms strong, slightly 

 webbed at their base, nearty four times as long as the sack. 

 Very, closely punctate with black. 



Length of body, 20 mill.; of head, 10 mill. ; of arms 1, 3, 4, 

 80 mill.; of arms 2, 100 mill. 



A single specimen in alcohol. Very closely allied to, if not 

 identical with 0. punctatus. 



Sandwich Isles. 



Arms 3, 2, 1, 4. 

 0. FAVONIA, Gray. 



Body oblong ; eyes not bearded ; arms moderate, conical ; 

 web moderate, with hard, transparent granulations above, espe- 

 cially between the dorsal arms; cups large, the two or three 

 lowest one-rowed. 



A single specimen in alcohol (Brit. Mus.). Not figured. 



Indian Ocean. 



Arms 4, 1, 3, 2. 

 O. TEHUELCHUS, Orb. PL 28, fig. 19. 



Body round, short, very smooth ; arms elongated, compressed, 

 nearly equal; cups about 100 on the longest arms ; web thin ; 

 siphuncle elongate, narrow. \Vlicn alive blackish brown, 

 whitish beneath. 



Length of body, 22 mill.; of arms 4, 135 mill. ; 1. 130 mill. ; 3, 

 130 mill.; 2, 117 mill. 



Resembles 0. Hawaie,nsis very closely. 



Patagonia. 



