Figure 1.

Morphological characteristics of the fore-legs of the four species, showing the measurements: (a) Cryptotympana atrata; (b) Hyalessa maculaticollis; (c) Meimuna opalifera; (d) Platypleura kaempferi. Open squares correspond to those of ultrastructural characteristics. acf, accessory tooth of femur; apt, apical tooth of tibia; fc, femoral comb; fm, femur; ft, tibia; itf, intermediate tooth of the femur; pbt, point of blade of tibia; ptf, posterior tooth of the femur; ta, tarsus; tr, trochanter; DIF, distance between the intermediate tooth of the femur and last tooth of the femoral comb; FA, femoral tooth angle; FL, profemur length; FSL, pretarsus length; FTL, protibia length; number of femoral comb teeth. All scale bars = 1.0 mm.