Priapichthys annectens ( Regan 1907: 259 )

Angulo, Arturo, Naranjo-Elizondo, Beatriz, Rojas, Emmanuel & Ley-López, Juan Manuel, 2017, Fishes from the Tirimbina Biological Reserve, La Virgen de Sarapiquí, Heredia, Costa Rica, Check List 13 (5), pp. 683-702 : 691

(14) Priapichthys annectens ( Regan 1907: 259) ; Live- bearer (En), Olomina (Sp)

Figure 4C

Body elongate and moderately deep; teeth conical and well fixed in the jaws; jaw bones firmly united; lateral line reduced to a series of individual pits along side of body; fins without spines; a single dorsal fin; males with anal fin modified into a long gonopodium extending be- yond the dorsal fin insertion; caudal fin rounded; general coloration grayish yellow, darker dorsally, usually brown- ish yellow, and paler, usually yellowish white or almost white with bluish or purplish highlights, ventrally, and with 6–12, usually 6–8 dark bars on the sides; the scales are conspicuously bordered with black, giving a crosshatch pattern to the body (this pattern is more intensive along the mid-line of the flanks and sometimes resembles a series of X’s along the body); fins usually transparent, yellowish or orange in some specimens, with membranes of the dorsal fin base with elongate black blotches and the distal portion usually orange; maximum body length ca 60 mm SL.