Lectotype designations and taxonomic notes on P. R. Uhler's Japanese Cercopoidea (Homoptera) in the US National Museum of Natural History

The type series of eight species of Japanese Cercopoidea described by P. R. Uhler in the National Museum of Natural History, Washington D.C., were exa mined and lectotypes and paralectotypes are newly designated. Syntypes of f our of these Uhler species found in the Natural History Museum, London, are also documented, Aphrophora impressa metcalf & Horton is placed as a junio r synonym of Aphrophora flavipes Uhler.