BY J. DOUGLAS OGILBY. ah 
pseudobrachium ; four ventral rays; stomach 
not dilatable; no air bladder. (Brachicnich- 
thyine). 
i. Gill-openings small and tubular; two - poste- 
rior spines of first dorsal united by mem- 
brane; pseudobrachium produced as a free 
mobile limb; pectoral rays seven. 
BRACHIONICHTHYS. 
The subgeneric name Diceratias, given by Ginther* 
to Ceratias bispinosus from the Molucca seas, being un- 
tenable owing to the previous use of Diceratea by Oken in 
1815 for a genus of mollusks, I propose to substitute 
Aischynichthys.+ 
*Zool., Challenger, xxii., p. 52, 1887. 
tduoxuvn, shame or disgrace; ixdis, a fish; hence a degraded 
form of fish. ; 
