Rhopalovalva

Zhang, Aihuan, Bai, Xia & Li, Houhun, 2017, Descriptions of two new species of Rhopalovalva Kuznetzov, 1964 (Lepidoptera: Tortricidae) from China, Zootaxa 4231 (1), pp. 114-118 : 115

Key to Chinese species of Rhopalovalva based on male genitalia

1. Cucullus without a pollex ventrally...................................................................... 2

- Cucullus with a pollex ventrally......................................................................... 5

2. Uncus absent; socii fused, with few hairs on termination laterally................................. R. connata , sp. nov.

- Uncus present; socii paired, separate, hairy................................................................ 3

3. Uncus somewhat Y-shaped; cucullus somewhat triangular................................ R. triangulata Zhang & Li

- Uncus club-shaped; cucullus not triangular................................................................ 4

4. Cucullus conspicuously larger than base of valva, nearly orthogonal dorsally and blunt ventrally; socius about 2.5 times as long as uncus......................................................................... R. macrocuculla , sp. nov.

- Cucullus about as large as base of valva, somewhat rhomboid; socius about twice as long as uncus.. R. rhombea Zhang & Li

5. Pollex on cucullus spine shaped......................................................................... 6

- Pollex on cucullus not spine shaped...................................................................... 7

6. Socius longer than uncus; sacculus angle with a slender hairy lobe; valva deeply concave ventrally.................................................................................................... R. catharotorna (Meyrick)

- Socius nearly as long as uncus; sacculus angle with a broad and very short hairy lobe; valva straight ventrally.................................................................................................. R. pulchra (Butler)

7. Socius ovate; cucullus with a short clubbed pollex ventrally.................................... R. ovata Zhang & Li

- Socius digitate, long and narrow; cucullus with a slender pollex ventrally........................................ 8

8. Uncus with slightly broader termination; socius about as long as uncus...................... R. orbiculata Zhang & Li

- Uncus with pointed termination; socius conspicuously longer than uncus........................................ 9

9. Sacculus angle with a broad, short, hairy lobe, dilated apically; cucullus with a slender club-shaped pollex................................................................................................ R. lascivana (Christoph)

- Sacculus angle with a slender hairy lobe, not dilated apically; cucullus with a slender digitate pollex................. 10

10. Cucullus with pollex dilated apically; sacculus angle with a slightly broadened lobe gradually narrowed distally........................................................................................... R. grapholitana (Caradja)

- Cucullus with pollex not dilated apically; sacculus angle with a slender lobe not narrowed distally.. R. exartemana (Kennel)