390 PROCEEDINGS OF THE ACADEMY OF [July, 



Xo. 327. No. 325. 



mm. mm. 



Length, total 225 320 



Length of mantle, dorsal 75 45 



Width of mantle 30 29 



Width of neck 13 15 



Width of head 21 20 



Length of funnel 41 30 



Length of right dorsal arm (outside measurement) .... 390 140 + 



Length of left dorsal arm (outside measurement) 435 255 



Length of right second arm (outside measurement)... 300+ 195 



Length of left second arm (outside measurement) 305 190+ 



Length of right third arm (outside measurement)...... 140 90 



Length of left third arm (outside measurement) 245 170 



Length of right ventral arm (outside measurement) .175+ 1 56 



Length of left ventral arm (outside measurement) 215 152 



Length of hectocotylus 20 9 



-Width of hectocotylus 7 3.5 



Width of umbrella between dorsal arms 65 34 



Width of umbrella between ventral arms 30 26 



Distribution. Hakodate, Oshima (!); Aomori, Mutsu (!); Matsu- 

 shima, Rikuzen (!); Bay of Tokio (Ortmann); Misaki, Sagami 

 (Wiilker !); Yokohama (Hoyle); Bay of Waka, Kii (!); Nagasaki, 

 Hizen (Appellof). 



Canary Islands, Mediterranean Sea, etc. As this species has 

 also been recorded from the Red Sea, Bay of Bengal, Straits of 

 Malacca, and various other localities, its area of distribution appears 

 to form a continuous belt along the entire southern and south- 

 western .shores of the Eurasian continent. It is represented in the 

 Stanford University collections by an excellent series of specimens 

 from the following localities: 



No. Where Author's 



Sp. Locality. Sex. Collectors. deposited. Register. 



1 Hakodate, Oshima rf 1 Jordan and L.S.J.U., 328 



Snyder Cat, 2,007 



2 Aomori, Mutsu cf Jordan and L.S.J.U., 325 



Snyder Cat. 2,008 



3 Matsushima, Rikuzen 9 2c? Jordan and L.S.J.U., 327 



Snyder Cat. 2,009 



?1 Misaki, Sagami 9 Jordan and L.S.J.U., 346 



Snyder Cat. 2,011 



1 Bay of Waka, Kii 9 Jordan and L.S.J.U., 326 



Snyder Cat. 2,010 



