Puto thailandicus Williams

Puto thailandicus Williams, 2004: 711 .

This is the only species of Puto known from the tropical areas of southern Asia, all other members of the genus occur in the Palaearctic, Nearctic and Neotropical Regions. It was collected at 2400 metres in humid forest in Thailand. The tubular ducts on the frons of P. thailandicus are about the same size as the other ventral ducts, which is a distinctive feature of the species.