CEPHALOPODS OF WESTERN NORTH AI,IERICA. 333 



Plate XXXVII. 

 Polypus gilbertianus, drawing of specimen shown in fig. 2 of preceding plate, XJ4- [129.] 



Plate XXXVIII. 



Fig. I. Polypus californicus, ventral aspect of large male from off San Diego, California, X/^- [132-] 

 Photograph by J. H. Paine. 



Fig. 2. Polypus californicus. dorsal aspect of type specimen (male), y.%. [131.] Photograph by 

 J. H. Paine. 



Plate XXXIX. 



Fig. I. Polypus californicus, hectocotylized portion of right third arm of specimen shown in 

 pi. vn, fig. I, XiJ<. [132] 



Fig. 2. Polypus californicus, inner aspect of portion of left ventral arm of same specimen just below 

 the margin of the umbrella, XiK- [132] 



Fig. 3. Polypus hongkongensis, inner aspect of portion of right dorsal arm of young male near the 

 umbrella margin, showing sucker enlargement, X3>i. [134] 



Fig. 4. Polypus hongkongensis, hectocotylized portion of right third arm of a male specimen from 

 Uyak Bay, Alaska, X6. [142] 



Fig. 5. Polypus bimaculalus, beak of a $ individual from the vicinity of San Diego, California, 

 much enlarged . [ 1 03 . ] 



Platb XL. 



Fig. I. Polypus hongkongensis, ventral aspect of a young male from Pacific Grove, California, Xa. 

 [164.] Photograph by J. H. Paine. 



Fig. 2. Polypus californicus, lateral view of an immature specimen from off Santa Catalina Island, 

 California, Xi%- [130.] Photograph by J. H. Paine. 



Fig. 3. Polypus californicus, dorsal view of a still smaller specimen from off San Diego, California, 

 Xi>2. [128.] Photographby J. H. Paine. 



Fig. 4. Po/y/'u.s fcjWcrma, dorsal view of a female (type), Xi>j. [137.] Photograph by J. H. Paine. 



Fig. 5. Polypus leioderma, ventral view of very young specimen from Monterey Bay, California, 

 Xi>j. [138.] Photograph by J. H. Paine. 



Plate XLI. 



All figures on this plate are from photographs by J. H. Paine, and are approximately natural size. 



Fig. I. Rossia pacifica, dorsal view of a male from Behm Canal, Alaska. [21.] 

 Fig. 2. Rossia pacifica, dorsal view of a female from Behm Canal, Alaska. [21.] 

 Fig. 3. Rossia pacifica, dorsal view of another female from the same lot. [21.] 

 Fig. 4. Rossia pacifica, ventral view of specimen shown in fig. 3. [21. J 

 Fig. 5. Rossia pacifica, dorsal view of a large female from Chignik Bay, Alaska. [26.] 

 Fig. 6. Rossia pacifica, dorsal view of a male from Monterey Bay, California. [24.] 



Plate XLII. 



All figures on this plate are from photographs by J. H. Paine, and are approximately natural size. 

 Fig. I. /?owia/'ac!^ca, ventral view of specimen shown in figure 6 of preceding plate. [24.] 

 Fig. 2. Rossia pacifica dicgensis, dorsal view of a female from off San Diego, California. [19.] 

 Fig. 3. Rossia pacifica dicgensis, ventral view of same specimen. [19.] 

 Fig. 4. Rossia pacifica dicgensis, dorsal view of another female from the same lot. [19.] 

 Fig. 5. Rossia pacifica dicgensis, dorsal aspect of a very young specimen from the same lot. [19.] 

 Fig. 6. Rossia pacifica dicgensis, dorsal view of a variant male from off San Diego, California. [20. J 

 85079° — Bull. 30 — 12 22 



