286 



TransactioTis. — Zoology. 



Steenstrupia, gen. nov. 

 Size large, body comparatively slender, cylindrical, very slightly swollen 

 in the middle. Caudal fin small, rhomboidal, lateral.. Head long and 

 narrow. Eyes large, round. Sessile arms small, all the same size. 

 Suckers stalked. Internal shell lanceolate. 

 S. stockii, sp. nov. Figs. 2, 3, 4. 



Body long, slender, almost a cylinder, but very slightly swollen in the 

 middle. Head long and narrow, sides nearly straight. Eyes large and 

 furnished with a lid. Sessile arms small, all same length and size ; suckers 

 thirty-six on each arm, arranged in4;wo equal rows, each sucker strengthened 

 by a bony ring, armed with from forty to sixty sharp incurved teeth. 

 Tentacular arms slight, these were torn off at length of 6 feet 2 inches, no 

 trace of suckers or tubercles on remaining portions. 



Fin rhomboidal, posterior, lateral. Internal shell lanceolate, furnished 

 anteriorly with two lengthened wing-like expansions similar to those at 

 anterior of shell of Sepia, and a hollow conical apex 1^ inch deep. 

 Total length of body and head .. .. .. .. 11 feet 1 in. 



Length of body . . . . . . . . . . . . 9 ,, 2 „ 



head 1 „ 11 „ 



Greatest circumference . . . . . . . . . . 7 „ 2 „ 



Circumference of head . . . . . . . . . . 4 „ ,, 



Length of sessile arms . . . . . . . . . . 4 „ 3 „ 



Circumference of sessile arms .. .. .. .. 11,, 0., 



Length of internal shell . . . . . . . . . . 6 ,, 3 „ 



Width (greatest) 11 „ „ 



Hah. — Cook Strait. 



This is the No. 3 of former paper (see " Trans. N.Z. Inst." vol., xii., p. 

 312). Named after the Ven. Archdeacon Stock, to whom I am indebted 

 for information of its stranding. 



