292 Transactions.—Zoology, 
Trypterigium decemdigitatus. Pl. KV. 
B.6, D.3-19-14, P.8-6-9, V.2, A.29, C.13, 
Scales: lin. lat., 48; lin, trans. 4 
Lateral line, convex, very prominent and plainly marked to near caudal 
(over 84 scales), when it ends abruptly, it follows general slope of dorsal 
aspect, high up on body; head is to total length as 1 is to 5; depth is to 
body and tail as 5 is to 27. 
Teeth recurved, small, with row of larger (cardiform) outside on upper 
and lower jaws; teeth on vomer; tongue thin, sharp-pointed ; caudal fin 
large, rounded; scales large, ctenoid, continuous to base of dorsal fins; 
none on head, cheeks, gill-covers, bases of pectorals or throat; eyes large 
and round; orbicular ridges hidden in substance; a supra-orbital fringed 
palmiform, tentacle—decemfid—on simple base stalk; trifid tentacle at 
nostril; upper jaw protrudes slightly beyond lower when mouth is closed— 
when open, lower jaw is longest; head small, profile sharp and sloping, 
top of head and snout very much rounded, muzzle pointed ; commencement 
of first portion of dorsal fin in vertical with margin of pre-operculum and 
base of ventrals, terminating membrane of same joins with second portion 
at base of first ray; commencement of second portion in vertical with base 
of pectoral fins, terminating membrane of same joins first ray of third 
portion a little distance up ray; ventral fin rays slight but long; a strong 
papilla at anus; bases of rays of first portion of dorsal fin very close 
together, and far separate from the commencement of second portion of 
dorsal; termination of third portion of dorsal in vertical with termination of 
anal fin; head and gill-covers with numerous pores; nostrils double, one 
close to edge of orbit, the second lower and with tentacle; back and belly 
rounded, sides and tail flattened. 
Total length, 3:2 inches; depth, -42 inches; length of head, “65 inches; diameter 
of eye, '15 inches 
— of Ist portion of dorsal +35 ee gaa height of 3rd ray .45 inch 
)nd u il y = + TU y *8D 45 
» ua i 53 g Be ua 4th ,, uu 
i anal T35 24th,, BB 4, 
) caudal 45 distance tin snout to ventral fins 5  ,, 
» pectorals (12th ray) — :65 ditto from ventrals to anal do 4 
ditto from end of anal and dorsal 
ventrals (2nd do.  :5 pied the commencement of} :2 ,, 
Colour (preserved in carbolic solution), sooty black; tips of anal fin rays 
and membranes between (central) caudal fin rays, almost immaculate. 
Collected by Mr. Wm. Docherty, Dusky Sound, March 1877. 
Trypterigium robustum. Pl. KV. 
B.6, D.6-20-14, P.1-9-7, V.2, A. 28, C. 16. 
Head is to total length as 1 is to 4, 
