Encheloclarias media us, a new catfish from southern borneo (teleostei: Clariidae)

Abstract

Encheloclarias med ialis, new species, is described from the Mentaya River drainage in southern Borneo. It is distinguished from other Southeast Asian congeners in having the combination of 48 anal-fin rays, anal and caudal fins confluent only at their bases, gently curving dorsal margin of adipose fin, 40 postanal vertebrae, 2 indistinct serrations on the posterior margin of the pectoral spine, 7 rakers on the first ceratobranchial, body depth at anus 9.8 % SL, head length 19.2 % SL, head width 13.7 % SL, and interorbital distance 42 % HL. © by Verlag Dr. Friendrich Pfeil.