BY J. DOUGLAS OGILBY. 5 
asphyxiation will supervene so soon as the supply of 
atmospheric air contained in the gular reservoirs becomes 
exhausted, and the fish will perish, just as you or I would 
were we unfortunately placed in a similar predicament, 
as for instance in a damaged submarine. 
AMPHIPNOUS. 
Amphipnous, Miller, Abhandl. Akad. Berlin, 1839, p. 244 (cuchia). 
Ophichthys, Swainson, Nat. Hist. Classif. Fish, ii, p. 336, 1839 (punctatus 
=cuchia) ; not Ophichthus, Ahl, 1789. 
Pneumabranchus, McClelland, Calcutta Journ. Nat. Hist., v, 1844, p. 192 
(striatus =cuchia). 
Characters and distribution of the genus included 
in those of the family. Only one species recognised. 
(audi, around; zvoos, breathing: in reference to the 
confluent gill-openings). 
AMPHIPNOUS CUCHIA. 
Murena pinnis carens; Dondoo Paum, Russell, Fishes Vizagapatam, i, 
p. 25, pl. xxxv, 1803; Ankapilly Lake. 
Unibranchapertura cuchia, Hamilton-Buchanan, Fishes Ganges, p. 363, 
pl. xvi, fig. 4, 1822; South-eastern Bengal. 
Amphipnous cuchia, Muller, Abhandl, Akad. Berlin, 1839, p. 244— Cantor, 
Malay. Fishes, p. 338 footnote, 1850; Punjab — Bleeker, Verh. 
Batay. Gen. xxv, 1853, Bengal en Hindoustan, p. 78—Kaup, Catal. 
Apod. Fishes, p 120, 185€—Gunther, B.M. Catal. Fishes, viii, 
p. 13, 1870; Bengal—Day, Fishes India, p. 656, pl. clxvii, -fig. 1, 
1878—id., Faun. Brit. India, i, p. 69, 1889, fig. 27. 
Ophichthys punctatus, Swainson, Nat. Hist. Classif. Fishes, ii, p. £86, 1889. 
Pneumabranchus striatus, McClelland, Caleuita Journ. Nat. Hist., v, 1844, 
pp. 195 & 219, pl. xiii. 
Pneumabranchus leprosus, McClelland, ibid.. pp. 196 and 219. 
Body slender, its depth 143 in the space between the 
extremity of the snout and the vent, and 23 in the 
total length. Length of head 5 in that of the trunk 
and 93 in the total length. Snout very short and 
truncate, wider than long, as long as the eye, not 
projecting beyond the lower jaw. Eye very small, situated 
in the anterior fifth of the head, oval, its horizontal diameter 
twice as long as its vertical, the former }. of the 
length of the head and more than the interorbital width. 
Cleft of mouth wide, its length 1 of that of the 
head. Lips fleshy, laterally plicated. Dorsal fold originat- 
ing rather less than the length of the head in advance of 
the vertical from the vent. Length of tail 1% 
