228 BULLETIN 180, UNITED STATES NATIONAL MUSEUM 



blackish ; a blackish blotch near base of 

 rays of spiny dorsal. 



Rhinogobius tongarevae (Fowler) 



25&. About 32 scale rows, 13 in a transverse series; 



breast scaly ; sides of nape mostly naked 



only a few scales above gill opening; snout 



equal to length of maxillaries; jaws equal; 



dorsal rays VI-I, 9; anal I, 9; pectoral 18; 



first rays of spiny dorsal somewhat elongate. 



Rhinog'obius nebulosus (Forsk&l) 



23&. Midline of nape in front of dorsal fin scaled. 



2Sa. About 11 or 12 vertical brown bars, with pale 



interspaces a little narrower ; pores not strongly 



elevated to form ridges; about 38 to 40 scale 



rows, 12 or 13 in a transverse series; about 15 



scales in front of dorsal fin ; upper part of 



cheek with a few scales, and a few more scales 



on upper part of opercle; breast scaly; sides 



of nape scaly ; lower jaw a little longer than 



upper jaw; dorsal rays VI-I, 11; anal I, 10; 



pectoral 19_ Pleurog'obius naraharae (Snyder) 



286. No vertical dark bars. 



29a. Elevated ridges of pores on head ; 23 scale rows, 

 about 8 in a transverse series ; cheeks naked ; 

 opercle with a few scales dorsally ; breast 

 scaly; sides of nape scaly; lower jaw long- 

 est, mouth oblique ; dorsal rays VI-I, 7 ; anal 

 I, 7 ; pectoral 18. 



Drombus tutuilae Jordan and Seale 

 29ft. No elevated ridges of pores, pores in normal 

 rows; scale rows about 37 to 39, about 21 

 scales in front of dorsal and 10 or 11 in a 

 transverse series ; a few scales on upper part 

 of opercle, but cheeks naked ; breast scaly ; 

 a black blotch over pectoral base; dorsal 

 rays VI-I, 8; anal I, 8; pectoral 16 (obso- 

 lete dermal flaps appear on shoulder girdle 

 of some specimens). 



Vaimosa fontinalis Jordan and Seale 



226. Snout contained more than two times in maxillaries, 



latter extending behind posterior mai'gln of eye; 



about 26 or 27 scale rows, 8 or 9 in a transverse 



series ; cheeks and opercles naked. 



30o. Midline of nape in front of dorsal and sides of 



nape naked ; breast naked ; caudal fin lanceolate, 



middle rays greatly elongate ; maxillaries very 



elongate, reaching posterior margin of preopercle; 



black band below eye and about six dark 



blotches along midaxis of body ; pelvics blackish ; 



dorsal rays VI-I, 10 ; anal I, 11 ; pectoral 19. 



Waitea stomias H. M. Smith 



306. Midline of nape in front of dox'sal with 8 or 9 



scales, sides of nape scaly ; breast scaly ; caudal 



fin posteriorly pointed ; maxillaries reaching a 



