Sitobion javanicum Noordam 2004 = Sitobion graminis Takahashi 1950

Paratypes of S. javanicum in the BMNH collection, described from Themeda arguens (L.) Hack. in Java could not be distinguished from specimens of S. graminis, a species widely distributed on Gramineae in South­East Asia. S. javanicum was described as shiny brownish red, whereas S. graminis is typically wax­dusted in life, but this condition may vary according to age and humidity.