20 Pisces . 
PISCES. 
TRACIIINIDiE. 
Uranoscopus crassiceps , n. sp., Alcock, Ann. N. H. (G) vi, p. 205, off the 
coast of Madras, 98-102 fath. 
Aphritis bassii, Casteln., redescribed by Douglas-Ogilby, Rec. Austral. 
Mus. i, p. 67. 
^ Ponerodon, u. g. Body elongate, naked. Eyes lateral. Two separate 
dorsal fins, of which the second is much the longer, and equal, opposite, 
and similar to the anal ; ventrals thoracic ; pectoral rays branched. Cleft 
of mouth extremely wide ; jaws distensible and armed with canine 
teeth, as are also the palatines. Gill-openings very wide, the gill- 
membranes united anteriorly ; praeoperculum with a (small) spine at its 
angle; seven branchiostegals ; pseudobranchiae. Lateral line single, un- 
interrupted. Abdominal cavity enormous. No air-bladder. No pyloric 
caeca. No anal papilla. Vertebrae 14/24. P. vastator , n. sp., Alcock, 
Ann. N. H. (G) vi, p. 203, pi. ix, fig. 5, off Madras coast, 690-920 fath. 
ICOSTEID2E. 
Bathymaster hypoplectus , n. sp., Gilbert, P. U. S. Nat. Mus. xiii, p. 97, 
Pacific coast of N. America. 
PSYCHROLUTIDJE. 
Psychrolutes zebra , n. sp., Bean, P. U. S. Nat. Mus. xiii, p. 43, 
Alaska. 
Pediculati. 
Guitel, F. Sur la Ligue LatGrale de la Baudroie ( Lophius piscatorius ). 
C.R. cx, pp. 50-52. 
Lophius indicus , n. sp., Alcock, J. A. S. B. lviii, p. 302, Bay of Bengal. 
^ Par oneirodes, n. g. (?), differing from Oneirodes , Liitk., in possessing a 
secoud cephalic instead of a true dorsal spine. P. glomerosus , n. sp., 
Alcock, Ann. N. II. (G) vi, p. 20G, pi. ix, fig. G, off Madras coast, 12G0 
fath. 
Pterophryne histrio , L. : mimicry of the environment in this fish ; J. E. 
Ives, P. Ac. Philad. 1889, p. 344. 
Halieutcea spongiosa, n. sp., Gilbert, P. U. S. Nat. Mus. xiii, p. 124, 
Pacific coast of N. America. 
COTTID/E. 
J ourdan, E. Structure histologique des Barbillons et des Rayons libres 
du Peristedion cataphr actum. Arch. Z. exper. (2) viii, pp. 603-6 1G, 
pi. xxxii. 
Cottus uncinatus , Reinh., recorded from the Pleistocene of Ottawa, 
Canada, by Dawson, Can. Rec. iv, p. 86. 
