1 | FW with three white subcostal spots………………………………. | 2 |
- | Number of white subcostal spots in the FW less than three………. | 3 |
2 | FW with a distinct orbiform medial white spot near CuA1, Uncus short, length relative to the tuba analis < 30%, Fibula short, anterior end widely spaced from the ventral border, signum star-shaped with an oblong extension……………………. | P. ovialis |
- | FW without orbiform medial white spot near CuA1, Uncus elongate, length relative to the tuba analis > 75%, fibula elongate, terminating near the ventral border……………………………….. | 4 |
3 | FW with two white subcostal spots, corpus bursae wall bare from signa…………………………………………………………………. | P. christophalis |
- | FW with one white subcostal spot, signum present, elongate, lanceolate……………………………………………………………. | P. minoralis |
4 | Basal valva with a secondary process, basal sacculus projected, distal costal process terminating near the apex, signum elongate, sub-rhomboid, asymmetrical………………………………………. | P. trifidalis |
- | Basal valva without secondary process, basal sacculus unprojected, distal costal process terminating in the middle of the valva, signum ellipsoid…………………………………………. | P. albopunctum |