Zoohgi/.'i NATURAL HISTORY OF VICTORIA. [Molhtsca. 



Explanation of Fiqukes. 



Plate 169. — Fig. 1, Tentral view, half natural size. Fig. la, one of tlie long arms, 

 natural size. Fig. 16, smaller external pedunculated cups of outer rows of long arm, magnified 

 two diameters, side view. Fig. Ic. ditto, front Tiew. Fig. Irf, larger cup of long arm, front view, 

 magnified two diameters. Fig. le, outer side view of ditto, with two small cups, to show relative 

 size, magnified two diameters. Figs. 1/and 1;/, front and side view of suckers of ordinary arms, 

 magnified two diameters. Fig, \h, section of one of ventr.al pair of arms, about middle, natural 

 size. Fig. li, section of club of long arms, natural size. Fig. Ik, section of broad arms, natural 

 size. Fig. U, section of next pair, from near middle, natural size. Fig. Ira, section of middle 

 of dorsal pair, natural size. Fig. Ik, ear, magnified two diameters. 



PL.iTE 170. — Fig. 1, dorsal view, half natural size. Fig. la, mouth, half natural size. 

 Fig. 16, siphonal tube with valve, seen from above, half natural size. Fig. Ic, ditto, side view, 

 showing ligament and button. Fig. Id, dorsal fastening, natural size. Fig. le, eye, natural size. 

 Fig. 1/, pen, half natural size. Fig. Ig, ditto, posterior cone, natural size. Fig. }h, ditto, side 

 view. Fig. li, piece opposed to upper end of pen, half natural size. 



Frederick McCoy. 



[257 J 



