Erethistoides

Ng, Heok Hee, Ferraris, Carl J. & Neely, David A., 2012, The catfish genus Erethistoides (Siluriformes: Sisoridae) in Myanmar, with descriptions of three new species, Zootaxa 3254, pp. 55-68 : 67

Key to the species of Erethistoides from Myanmar

1. Dorsal spine long, reaching almost to adipose-fin origin when adpressed against body (24–27% SL); pectoral spine long, reaching beyond pelvic-fin origin when adpressed against body (29–35% SL); Vertebrae 32–33 [Irrawaddy River drainage]............................................................................................ E. longispinis

- Dorsal spine short, falling far short of adipose-fin origin when adpressed against body (14–15% SL); pectoral spine short, not reaching pelvic-fin origin when adpressed against body (21–24% SL); Vertebrae 30................................. 2

2. Base color of body yellow; length of adipose-fin base 16–17% SL; length of caudal peduncle 22–25% SL; depth of caudal peduncle 6–7% SL [Sittang River drainage]......................................................... E. luteolus

- Base color of body cream; length of adipose-fin base 14–15% SL; length of caudal peduncle 19–21% SL; depth of caudal peduncle 4–5% SL [Ann Chaung River drainage].................................................... E. vesculus