209. DISTIRA. 291 
4 3 (V. 275). Holothuria Bank, N.W. J.J. Walker, Esq. [P.]. 
Australia. 
&. Hgr. (V. 290). Australia. J. Macgillivray, Esq. 
ie Lord Derby [P. |. 
(ype of H. ocellata.) 
2. Q (V. 274). Australia, J. Baines, Esq. [P.]. 
‘m, n-0. d (V.280) ——? College of Surgeons, 
& yg. (V. 228, 
215). 
p. Yg. (V. 210), —P 
4, Distira godeffroyi. 
a as godeffroyi, Peters, Mon, Berl, Ac. 1872, p. 856, pl. i. 
g. 3. 
Head moderate; body stout. Rostral broader than deep; nasals 
‘shorter than the frontal, twice as long as the suture between the 
prefrontals; frontal longer than broad, as long as its distance from 
the rostral, shorter than the parietals; one pre- and two post- 
oculars; two superposed anterior temporals; seven upper labials, 
third and fourth entering the eye; two pairs of chin-shields, 
posterior separated by a pair of scales. 28 to 33 scales round the 
neck, 38 to 43 round the body; scales subimbricate on the neck, 
juxtaposed on the body, with a tubercle or short keel, which is very 
strong in the male. Ventrals distinct, bituberculate, 238-294, 
Yellowish or pale brown above, yellowish white beneath, with broad 
blackish cross-bars narrowing on the sides and encircling or nearly 
encircling the body; head dark olive above, 
Total length 740 millim, ; tail 85. 
Kingsmill Islands, 
a-b. 3 (V. 238) & 2 (V. 249). asp Dr. J. G. Fischer, 
5. Distira melanosoma. 
Hydrophis melanosoma, Giinth. Rept. Brit. Ind. p. 367, pl. xxv. 
fig. E (1864). 
Head rather small and short; body elongate. Rostral a little 
broader than deep ; nasals shorter than the frontal, twice as long as 
the suture between the prefrontals ; frontal much longer than broad, 
as long as its distance from the rostral, shorter than the parietals ; 
one pre- and one postocular; a single large anterior temporal; 
seven upper labials, second largest and in contact with the pre- 
frontal, third and fourth entering the eye; two pairs of chin- 
shields, the posterior separated by a pair of scales. 27 scales round 
the neck, 38 round the body; scales imbricate, strongly keeled. 
Ventrals distinct throughout, bicarinate, 335. Black above, with 
66 narrow light rings, more or less interrupted, on the belly, greenish 
beneath, bright yellow on the sides. 
Total length 1250 millim. ; tail 130. 
Habitat-unknown. 
a 2. (V. 335). —-? College of Surgeons [E.]. 
(Type) 
