BLENNIIDAE


Plagiotremus rhinorhynchos, 5.1 cm SL
(photo by Richard Winterbottom)


Plagiotremus rhinorhynchos
(Bleeker, 1852)
Bluestriped Fangblenny

D X-XI (usually XI), 31-37; A II, 29-33; P1 11-13; P2 I, 3; V 14-15 + 34-39 = 48-53.

Body elongate. Snout bluntly conical and strongly overhanging mouth. Orbital and posttemporal cirrus absent. Canine teeth in lower jaw lacking deep groove along anterior surface. Gill opening restricted to side of head. Dorsal-fin origin slightly posterior to vertical margin of preopercle. Caudal fin slightly emarginated, lacking branched rays. Lateral line absent. Color: body black, yellowish brown or yellow, with 2 blue stripes; fins translucent yellow. Size: attaining to 12 cm. Distribution: occurring throughout the tropical Indo-Pacific Ocean, except for the Hawaiian Islands. Remarks: inhabits coral and rocky reefs. (Hisashi Imamura)