Phenacostethus
Phenacostethus est genus piscium familiae Phallostethidarum, in habitationibus aquae dulcis et amarae in Asia Meridiorientali endemicorum.

Species
Tres species agnitae in genus digeruntur:
 Phenacostethus posthon T. R. Roberts, 1971
 Phenacostethus smithi G. S. Myers, 1928
 Phenacostethus trewavasae Parenti, 1986

Notae

Atheriniformes
Taxa Myers, G. S.
Taxa 1928