Malabar danio

diagnosis

Diagnosis. Devario malabaricus is distinguished from Sri Lankan congeners by the combination of the following characters and character states: anal-fin origin posterior to dorsal-fin origin, beneath 3 rd branched dorsal-fin ray (vs anal-fin origin on vertical through dorsal-fin origin in D. memorialis); 1 st infraorbital smooth, with no infraorbital process (vs present in D. micronema, D. pathirana, and most specimens of D. altus); P-stripe usually bifurcated anteriorly (vs P-stripe not bifurcated in D. altus and D. memorialis); interstripe I + 1 short, usually not extending uninterrupted anterior to vertical through pelvic-fin origin (vs long, extending uninterrupted anterior to vertical through pelvic-fin origin in D. altus); caudal peduncle length 12.3 – 19.4 % SL (vs 19.2 – 21.4 % SL in D. altus); caudal peduncle depth 9.8 – 12.9 % SL (vs 8.1 – 9.8 % SL in D. memorialis); body depth 26.1 – 35.4 % SL (vs 21.8 – 26.0 % SL in D. altus; 15.9 – 22.6 % SL in D. memorialis); dorsal-fin base length 16.7 – 23.5 % SL (vs 13.5 – 16.3 % SL in D. memorialis); pelvic-fin height 13.3 – 18.1 % SL (vs 11.6 – 13.3 % SL in D. memorialis); 33 – 39 pored lateral-line scales (vs 38 – 46 in D. memori

Species without borders: the diversification of giant danios in Sri Lanka (Teleostei, Danionidae, Devario)