Key to the tribes of Australian Cicadinae

Some characters used here for distinguishing Australian tribes may not be applicable to some non- Australian species belonging to these tribes.

1 Head with vertex very wide so that the supra-antennal plate clearly reaches less than half way to eye ................................................................................................... 2

—— Head with vertex of average width or narrow so that the supraantennal plate reaches at least half way to eye .............................................................................. 6

2 Epimeral lobe not reaching operculum ......................................................................... Burbungini

—— Epimeral lobe reaching operculum ................................................................................................ 3

3 Fore leg femoral primary spine lying flat, prostrate ................................................... Platypleurini

—— Fore leg femoral primary spine erect ............................................................................................. 4

4 Male ................................................................................................................................................ 5

—— Female .............................................................................................. Cryptotympanini or Thophini

5 Timbal covers flat ................................................................................................. Cryptotympanini

—— Timbal covers inflated, sac-like ........................................................................................ Thophini

6 Pronotal collar with a single mid-lateral tooth; male opercula (of Australian species) very long, covering some 2 ⁄ length of 3 abdomen ............................................................................ Dundubiini (subtribe Cosmopsaltriina)

—— Pronotal collar with lateral margin smooth; male opercula very long, covering some 2 ⁄ 3 length of abdomen ................................................................................... 7

7 Head considerably less than width of pronotum; fore wing veins C and R + Sc widely separated .................................................................................... Cyclochilini

—— Head about as wide as pronotum; fore wing veins C and R + Sc abutted for their length ................................................................................................................... 8

8 Lateral ocelli widely separated, the distance between them about equal to the distance between each lateral ocellus and eye ...................................... Jassopsaltriini

—— Lateral ocelli closely spaced, the distance between them considerably less than the distance between each lateral ocellus and eye ............................................................................................................................... Tamasini