Lobogonodes, sensu Prout, 1940

Wu, Shipher & Chang, Wei-Chun, 2018, Revising the generic characters of Lobogonodes Bastelberger, 1909, with description of a new species from Taiwan (Lepidoptera: Geometridae: Larentiinae), Zootaxa 4433 (3), pp. 434-444 : 436

Key to the Lobogonodes species

1a. Vesica with a band-like cornutus.......................................................................... 2

1b. Vesica membranous without cornutus or membranous with apical sclerotization.................................... 4

2a. Saccus long.................................................................................. L. taiwana

2b. Saccus short.......................................................................................... 3

3a. Forewing discoid spot small; band-like cornutus of vesica small................................. L. shiushioui sp. nov.

3b. Forewing discoid spot large; band-like cornutus of vesica large........................................ L. erectaria

4a. Forewing hair pencil absent; vesica membranous; ductus bursae 3X longer than 7th segment; signum dot-like..................................................................................................... L. permarmorata

4b. Forewing scent organ present; vesica with apical sclerotization; ductus bursae almost as long as 7th segment; signum plate-like or horn-like.......................................................................................... 5

5a. Lateral part of anellus bilobed or slightly bilobed............................................................ 6

5b. Lateral part of anellus undivided.......................................................................... 7

6a. Hindwing with similar and distinct fasciae as forewing; anellus bilobed; signum horn-like................. L. multistriata

6b. Hindwing pale white without distinct fascia; anellus slightly bilobed (female specimen unavailable therefore genitalia cannot be compared).............................................................................. L. porphyriata

7a. Saccus long, plate-like signum wider............................................................ L. complicata

7b. Saccus short, plate-like signum narrower................................................. L. dactylotypa stat. rev.