Champaka

Lee, Young June, 2015, Additional records of cicadas (Hemiptera: Cicadidae) to the fauna of Mindanao, Philippines, with the description of three new species and a key to the species of Champaka Distant, Zootaxa 4007 (4), pp. 545-556 : 547

Key to the species of Champaka

1. Thoracic tergites dark colored or ornamented with complex marks; forewing with distinct infuscations including those on radial and radiomedial crossveins....................................................................... 2

- Thoracic tergites light colored with a few indistinct marks, not ornamented with complex marks; forewing without distinct infuscations..................................................................................... aerata

2. Male abdomen comparatively narrow, about as wide as head or narrower than head (0.87–1.07 times as wide as head).... 3

- Male abdomen comparatively wide, distinctly wider than head (1.14–1.22 times as wide as head)..................... 8

3. Forewing basal membrane dark gray to dark brown; male operculum with apex raised up dorsally and overpassing onto abdominal tergites by more than one-third of operculum..................................................... 4

- Forewing basal membrane light gray or light jade green; male operculum with apex not or scarcely raised up dorsally, and if any, overpassing onto abdominal tergites by less than one-fifth of operculum..................................... 5

4. Forewing basal portion of radius posterior vein infuscated, connecting infuscations on radial and radiomedial crossveins; male opercula with apex reaching or slightly passing posterior margin of sternite V............................... spinosa

- Forewing basal portion of radius posterior vein not infuscated; male opercula with apex reaching or not reaching middle of sternite V..................................................................................... abdulla

5. Forewing without infuscations on submarginal area; male operculum triangular, short, shorter than twice the largest width of operculum.......................................................................................... 6

- Forewing with small round infuscation on each hind margin of radius anterior 2, radius posterior, median 1–4, and cubitus anterior 1 vein; male operculum very long, slender, longer than three times the largest width of operculum............. 7

6. Forewing with infuscations on radius anterior 2 vein and radial and radiomedial crossveins, but not on medial or mediocubital crossveins or cubitus anterior 1 vein; forewing basal membrane light jade green; uncal lobe with narrowed and biforked apex......................................................................................... viridimaculata

- Forewing with infuscations on radial, radiomedial, medial, and mediocubital crossveins and cubitus anterior 1 vein, but not on radius anterior 2 vein; forewing basal membrane mostly light gray; uncal lobe with widely truncated apex....... celebensis

7. Head and pronotum usually black; forewing basal membrane vivid light jade green; uncal lobe with convex lateral margin.................................................................................................... nigra

- Head and pronotum greenish ochraceous with small black marks; forewing basal membrane light gray slightly tinged with green; uncal lobe with concave lateral margin........................................................ virescens

8. Forewing with infuscations continuing on crossveins and basal portions of longitudinal veins, making a zigzag pattern; male operculum comparatively chubby, about as long as or shorter than 2.5 times the largest width of operculum; uncal lobe with acute apex..................................................................................... wallacei

- Forewing with infuscations only on radial, radiomedial, medial, and mediocubital crossveins and submarginal areas at most; male operculum comparatively slender, longer than three times the largest width of operculum; uncal lobe with widely truncated apex.......................................................................................... 9

9. Male abdomen ochraceous to brown without distinct marks............................................... meyeri

- Male abdomen black with some brown marks............................................................. 10

10. Rostrum with apex not reaching posterior margin of hind coxae; forewing with infuscations only on radial and radiomedial crossveins; male operculum and abdominal sternite VIII entirely or mostly ochraceous............................ 11

- Rostrum with apex reaching posterior margin of hind coxae; forewing with infuscations on radial, radiomedial, medial, and mediocubital crossveins and submarginal area; male operculum and abdominal sternite VIII mostly or entirely black to fuscous...................................................................................... solivenae sp. nov.

11. Forewing basal membrane light jade green; male pygofer with long and slender dorsal beak................... constanti

- Forewing basal membrane mostly smoky gray; male pygofer with short, regular-triangular dorsal beak........... maxima