CEPHALOPODA. — BERRY. 



265 



Head broad, its width varying proportionally to that of the 

 body from as 2 : 3 to as 1 : 1. Eyes large. 



Arms rather short, their formula 4, 3, 2, 1 ; ventral pair 

 notably the largest and longest, attaining nearly two-thirds 

 the mantle length, the others averaging about one-half the 

 mantle length, exact proportions varying -with the pre- 

 servation. Suckers in four rows throughout ; hoi'ny rings 

 smooth (Figs. 51-52), though sometimes weakly indented or 

 crenulate along at least the superior margin, not truly 

 toothed ; diameter of one of the larger suckers of left third 

 arm of type 1.06 mm. 



Tentacles triangular in section ; when expanded half as 

 long again as the body ; cluh (PI. Ixxiv., fig. 2) small and 

 flattened, comprising about one-eighth of the entire length 

 of the tentacle ; suckers excessively numerous and minute, 

 in perhaps 10-12 longitudinal series at the middle of the 

 club, the horny rings (Fig. 53) distinctly toothed all around 

 with about 20-22 rather blunt, niinute teeth ; major diameter 

 of one of largest suckers .37 mm. of its horny ring (that 

 figured) .32 mm. 



Gladius (sepiostaire) unknown. 



Radula (Figs. 54-55) with simple rhachidian and first r,nd 

 second lateral teeth ; marginals falcate, their blades over 

 twice as long as those of the other teeth. 



Fig. 54. — Sepia danncvigi J [493], two row? of teeth from radula of type ; 

 part camera drawing from a mount in balsam. 



Fig. 55. — One row of teeth from one side of another part of same pre- 

 paration ; same scale. 



Surface of body smooth, except for a more or less obscure 

 succession of elongate, ridge-like tubercles running down 

 each side of the body above and parallel to the fins. 



Type.— A ? , E2466 [S.S.B. 493], in the collection of the 

 Australian Museum, Sydney. 



