This species was collected
by the image contributor in the Phitsanulork Prov. Upper Choa Phraya,
Thailand although it is similar to Akysis ephippifer, which
comes from the Mekong drainage, this is from the Phraya drainage
so it may be an undescibed species.
Ng, H.H. and M.
Kottelat, 1998. The catfish genus Akysis Bleeker (Teleostei:
Akysidae) in Indochina, with descriptions of six new species. J.
Nat. Hist. 32:1057-1097.