464 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. XXV. 



Dorsal inserted above a point half-way between occiput and gill- 

 opening, united posteriorly with the caudal ; the spines stiff and pun- 

 gent, those near middle of fin contained about 2i times in head; 

 membrane of fin fleshy, not incised between the spines; two anterior 

 spines with short, branched cirri; anal united with caudal; the longest 

 or posterior rays 2^ in head; the membrane deeply incised Ijetween 

 the rays; caudal rounded, the rays of the lower half slightly longer 

 than those of the upper: length of fin 1^ in head; pectoral rounded, 

 1^ in head; ventrals some^.ihat longer than diameter of e3^e. 



Body clouded with brownish black; 10 blackish spots as large as eye 

 along upper part of body joined to vertical, dark bands on the dorsal; 

 11 or 12 indistinct, broad, vertical bands on lower half of bod}-, 10 of 

 which are above the anal and encroach on the fin, forming distinct, 

 blackish blotches; caudal with 2 broad, vertical, blackish bands, the 

 interspaces and the posterior border of fin white; pectoral clouded 

 with blackish, the edge white; ventrals blackish, edged with white; 

 head mottled, the chin and throat white. 



Described from type. No. 7137, Ichthyological collections, Stanford 

 University, a specimen about 250 mm. long from Hakodate. The 

 cotype in the National Museum is numbered 5028(X Other specimens 

 measure 400 mm. 



Collected at Same, Hakodate and Miyako, the specimen from Mi3^ako 

 presented by Mitonubu Irako, director of the Museum of Morioka. 



(fV, in: /.iviov^ moss.) 



BRYOSTEMMA Jordan and Starks. 



Brt/oi 



Jordan and Stakk^s, Proc. Cal. Av. Sci., 1895, p. 841 (jiolitactoceph- 



alam). 



Body moderately elongate, covered with small scales; head naked; 

 snout short; no teeth on vomer or palatines; teeth in jaws arranged 

 alternately in 2 closely apposed series, the points aligned to form a 

 single cutting edge; gill-membranes united, free from the isthmus; 

 nostrils, orbital region and neck with dermal flaps, the supraor])ital 

 flaps high; dorsal fin long, of spines onl}^; pectorals Avell developed, 

 more than half length of head; ventrals well developed, jugular; 

 caudal fin distinct; no air-bladder; pyloric cjeca present; no true lat- 

 eral line; a short series of large pores above pectoral. North Pacific, 

 representing OMrolqphis of the Atlantic. This genus differs from the 

 European genus, (Mirolo2?M(< Swainson {Blenniops Nilsson), in the 



