Small and slender, with rounded fins, although the dorsal and anal fin may have very short extensions. Dorsal fin rays 11-12, anal fin 14-15 rays, D/A = 1/5-6. Scales in longitudinal series, 30-31 (+1).
Maximum size: male 40 mm TL, female 30 mm TL.
Coloration: males, olive-green to brown, darker dorsally and almost white ventrally. Flanks with a pale green iridescence, which is most developed anteriorly, and numerous red spots, arranged in discontinuous horizontal lines. A distinctive wide silver band along the lower part of the body extending into the base of the caudal fin. Dorsal fin red with some light blue spots and stripes followed by a wide yellow-grey border. Anal fin blue basally with some red spots followed by a wide red band and a wide yellow margin. Caudal fin colourless to very pale brown centrally with a red submarginal band followed by yellow margins along the upper and lower edges. Females, light brown to yellow-brown with dark grey edgings to the scales on the back. Flanks with red-brown spots arranged in a pattern similar to that of males. All fins are colourless.
(Source: J. R. Van Der Zee, T. Woeltjes, & R. H. Wildekamp 2008 in Stiassny, Teugels & Hopkins 2008.)