26790 Phenacostethus smithi Myers, 1928 Phallostethidae Priapiumfishes Atheriniformes Teleostei Smith's priapium fish Asia: Chao Phraya basin (Thailand) and coastal streams of south-east Thailand and Cambodia (Ref. 12041) and Mekong basin (Ref. 12693). Reported from Sumatra, Indonesia (Ref. 13275) and Malaysia (Ref. 57780). FB 2739326 Phenacostethus thai