Sorolopha

Le, Xuanvi, Qi, Mu Jie, Park, Kyu-Tek & Bae, Yang-Seop, 2013, A survey of the genus Sorolopha Lower, 1901 in the northern part of Vietnam (Lepidoptera: Tortricidae, Olethreutinae), Zootaxa 3652 (5), pp. 519-532 : 521

Key to the species of Sorolopha from Vietnam based on forewing maculation

1. Forewing mostly pale gray, fuscous, or brown, with darker brownish, pinkish, or purple markings, lacking green........ 2

- Forewing predominantly green or bluish gray (well developed or at least clearly visible)............................. 5

2. Forewing dorsum with postbasal spot...................................................................... 3

- Forewing dorsum without postbasal spot................................................................... 4

3. Postbasal spot not reaching middle of wing ( Fig. 2 ).................................................. archimedias

- Postbasal spot reaching middle of wing ( Fig. 3 )....................................................... cyclotoma

4. Median fascia extending from costa ca. 2/5 distance from base to apex, connected with preterminal spot ( Fig. 4 )... semiculta

- Median fascia extending from costa ca. ½ distance from base to apex, not connected with preterminal spot ( Fig. 5 )................................................................................................... plinthograpta

5. Forewing predominantly bluish gray or bluish green ( Figs. 6, 7 )................................................. 6

- Forewing predominantly light green or olive green ( Figs. 8–10 )................................................. 7

6. Forewing bluish-gray, median fascia dark blue, slightly dilated toward middle of wing, and broadest in middle of wing, slightly narrowed at costa and dorsum ( Fig. 6 )............................................................ sphaerocopa

- Forewing bright glossy bluish-green, median fascia dark fuscous, conspicuously narrower in costal 1/2 of wing ( Fig. 7 )................................................................................................. rubescens

7. Forewing light green, median fascia abruptly narrowed at middle, tangulate below fold, forming a triangular spot on dorsum ( Fig. 19 )................................................................................. cucphuongensis

- Forewing olive- green to light moss-green, median fascia variable.............................................. 8

8. Median fascia straight, slightly enlarged anteriorly from middle to the tornus with dark fuscous posterior edge ( Fig. 8 )................................................................................................... ghilarovi

- Median fascia not straight and strongly dilated at middle of wing................................................ 9

9. Median fascia well-defined, deep green, dilated above the fold, basal fascia well defined, separated from median by conspicu- ous white incision on fold ( Fig. 9 )................................................................. herbifera

- Median fascia dark green at costa, yellow-brownish at middle, dilated below fold with fern-green mixed with light cyan at dor- sum ( Fig. 10 )............................................................................. chiangmaiensis

Figures

FIGURES 2 – 10. Adults of Sorolopha. 2. S. archimedias (Meyrick), 3; 3. S. cyclotoma Lower, Ƥ; 4. S. semiculta (Meyrick), 3; 5. S. plinthograpta (Meyrick), 3; 6. S. sphaerocopa (Meyrick), 3; 7. S. rubescens Diakonoff, 3; 8. S. ghilarovi Kuznetzov, 3; 9. S. herbifera (Meyrick), 3; 10. S. chiangmaiensis Kawabe, 3.

FIGURES 19 – 20. Sorolopha cucphuongensis Bae & Le, sp. nov. 19. Male adult. 20. Male genitalia.