286 Transactions.— 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. yes large, round. Sessile arms small, all the same size. 
Suckers stalked. Internal shell lanceolate. 
S. stockii, sp. nov. Figs, 2, 8, 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 in two 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 ce inch deep. 
ts eeorbaga aremoats . lfeet 1 in. 
Length of body Rie See eee eee ee Re 
” head oe =. oe . I 29 11 tal 
Greatest circumference Re a ae ee a ee 
Cireumference of head .. ea +e ea AG eee. ae 
Length of sessile arms Bee 
Circumference of sessile arms bs os aa 
Length of internal shell .. «3 ey ae pe ae 
Width (greatest) .. on = = a oe apc” Ceo 
Hab.—Cook Strait. 
This is the No. 8 of former paper (see “ Trans. N.Z. Inst.” vol., xil., P- 
312). Named after the Ven. Archdeacon Stock, to whom I am inde 
for information of its stranding. 
