Mr F. \y. Froliawk on a new Species of Rdil. 247 



XXXV. — Description of a new Siluroid Fish from China. 

 By G. A. BOULENGER. 



Pseudobagrus eupogon. 

 D. 1/7. A. 22. P. 1/8. 



Upper surface of head smooth and covered with skin ; 

 occipital ]n'ocess twice as long as broad, as long as the basal 

 bone of the dorsal spine ; head once and one fifth as long aa 

 broad. Teeth on the palate villiform, in a crescentic band. 

 Nasal barbels twice and a half as long as the eye ; maxillary 

 barbels a little longer than the head, extending to the middle 

 of the pectoral spine ; outer mandibular barbels three fourtha 

 the lengih of the head, inner one half. The depth of the 

 body contained six times in the total length (without caudal), 

 the length of the head five times. Dorsal spine serrated 

 behind, half the length of the head. Adipose fin longer than 

 the dorsal, measuring three fifths its distance from the caudal. 

 Pectoral spine strong, one fourth longer than the dorsal, very 

 strongly serrated on the inner edge. Caudal deeply forked. 

 A dark lateral stripe; fins with blackish edge; barbels blackish. 



Total length (including caudal lobes) 250 millim. 



Shanghai, A single specimen, received from the Shanghai 

 Museum. 



XXXVI. — Description of a new Species of Bail from Laysan 

 Island [North Pacific). By F. VV. Frohawk, F.E.S. 



Porzanula Pahneri, sp. n. 



Adidt male. — The crown, nape, back, tail, and flanks are a 

 light brown having a slight russet hue ; the entire upper 

 surface is streaked with dark brown and black, each feather 

 having an elongated blackish centre; the mantle in some 

 specimens is distinctly mottled with white, but in others the 

 white is scarcely perceptible ; cheeks, sides of neck, throat, 

 breast, and abdomen leaden or smoke-grey ; the feathers on 

 the flanks have each about four ovate white spots faintly 

 outlined with black ; wing very small and rounded, 2nd-4th 

 primaries equal and longest^ colour of outer webs pale butf, 

 inner webs smoky brown ; secondaries and coveits same 



