Orybina, Snellen, 1895

Qi, Mujie, Sun, Yongling & Li, Houhun, 2017, Taxonomic review of the genus Orybina Snellen, 1895 (Lepidoptera, Pyralidae, Pyralinae), with description of two new species, Zootaxa 4303 (4), pp. 545-558 : 546-547

Key to the species of Orybina of the world based on male genitalia

1. Uncus cone-shaped................................................................................... 2

- Uncus tongue-shaped or oblong......................................................................... 5

2. Valva truncate at apex ( Fig. 12 )................................................................... O. kobesi

- Valva not truncate at apex.............................................................................. 3

3. Uncus with length 2 times as long as maximum width; valva with dorsal margin convex ( Fig. 13 )........... O. plangonalis

- Uncus with length 3 times as long as maximum width; valva with dorsal margin concave............................ 4

4. Apex of valva sharp; clasper triangular, near dorsal margin of valva ( Fig. 14 ).............................. O. regalis

- Apex of vlava rounded; clasper nipple-shaped, at middle of valva ( Fig. 15 )....................... O. bellatulla sp. nov.

5. Tegumen with a process ventrally........................................................................ 6

- Tegumen without a process ventrally..................................................................... 7

6. Uncus concave at apex medially; ventral process thornlike ( Fig. 16 )............................ O. puerensis sp. nov.

- Uncus rounded at apex; ventral process fingerlike ( Fig. 17 )............................................. O. hoenei

7. Valva with distal 1/ 3 in fan patterned; clasper not distinct ( Fig. 18 ).................................... O. flaviplaga

- Valva without fan pattern distally; clasper about 1/2 length of valva, with several thorns dorsally ( Fig. 19 )..... O. imperatrix

Figures

FIGURES 12 – 15. Male genitalia of Orybina spp. 12. O. kobesi, slide No. QMJ 15091; 13. O. plangonalis, slide No. QMJ 15106; 14. O. regalis, slide No. QMJ 15088; 15. O. bellatulla sp. nov., holotype, slide No. QMJ 15181. (Scale bars: 0.5 mm).

FIGURES 16 – 19. Male genitalia of Orybina spp. 16. O. puerensis sp. nov., paratype, slide No. QMJ 15186; 17. O. hoenei, slide No. QMJ 15082; 18. O. flaviplaga, slide No. SYL 11131; 19. O. imperatrix, slide No. QMJ 15055. (Scale bars: 0.5 mm).