Pseudoperilampus, 57 
maxillary extending beyond anterior rim of anterior nostril, without barbel. Gill- 
openings lateral, large, free from the isthmus ; gill-rakers rndimentary, about 3+13; 
pseudobranchz well developed ; pharyngeal teeth brown in color, one-rowed, 5—5, 
with serrated sides. Dorsal inserted midway between posterior rim of eye and base 
of caudal, with ten developed rays. Anal inserted below fourth developed ray of 
dorsal, similar to latter fin in shape, but slightly smaller, with eleven developed rays. 
Pectoral inserted low, with rounded posterior margin. Ventral inserted slightly 
behind tip of pectoral, not extending to anal. Caudal emarginate. Scales cycloid, 
very narrowly imbricate ; lateral line complete, decurved. 
Color in alcohol reddish brown, paler below; each scale with brown band near 
and parallel to margin, forming a reticulated appearance ; light oblique lines on lower 
parts of body beneath the lateral line ; a faint shoulder spot; a faint, narrow, yellowish 
red tine visible posteriorly ; another similar band above base of anal. Dorsal dusky, 
with about four longitudinal rows of brownish spots; anal light dusky, with two 
longitudinal rows of faint spots ; all the other fins also light dusky, without markings. 
Described and figured froma specimen 7.3 cm. long as measured to tip of caudal, 
taken at Tsuchiura, Prov. Hitachi, No. 1753, Science College Museum, Tokyo. 

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