Ypsolopha vittella
Creators: name: Jin, Qing
name: Wang, Shuxia
name: Li, Houhun
Publisher: name: Zenodo
Year: 2013
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Lepidoptera
Plutellidae
Ypsolopha
Ypsolopha vittella

description: Key to species of Ypsolopha vittella -group based on male genitalia
(exclusive of Y. hebeiensis)
1. Cornuti as two large spines............................................................................ 2
- Cornuti as two clusters of microspines or other types ....................................................... 10
2. Phallus nearly as long as valva (Fig. 113)...................................................... Y. sarmaticella
- Phallus conspicuously longer than valva.................................................................. 3
3. Saccus longer than socius.............................................................................. 4
- Saccus as long as or shorter than socius................................................................... 5
4. Coecum broader than and 1/6 length of phallus (Fig. 116)................................... Y. longisaccata sp. nov.
- Coecum narrower than and 1/3 length of phallus (Fig. 125).................................... Y. purpurata sp. nov.
5. Uncus subulate...................................................................................... 6
- Uncus not subulate................................................................................... 7
6. Phallus curved at middle, coecum 1/5 length of phallus (Fig. 109)........................... Y. flaviterminata sp. nov.
- Phallus straight, coecum 1/7 length of phallus (Fig. 110)........................................ Y. flavida sp. nov.
7. Valva broadest at apex (Fig. 105).................................................................. Y. vittella
- Valva broadest before apex............................................................................ 8
8. Cornuti stout, 4/5 length of phallus (Fig. 107)..................................................... Y. amoenella
- Cornuti slender, not longer than half length of phallus....................................................... 9
9. Coecum about 1/6 length of phallus, cornuti 1/3 length of phallus (Fig. 112).............................. Y. parallela
- Coecum about 1/3 length of phallus, cornuti 1/2 length of phallus (Fig. 119)............................... Y. acerella
10. Vinculum angularly protruded anteriorly on both sides...................................................... 11
- Vinculum rounded anteriorly.......................................................................... 13
11. Saccus 2/3 length of socius (Fig. 114)......................................................... Y. parenthesella
- Saccus 1/3 length of socius........................................................................... 12
12. Phallus sharp at apex, coecum 1/10 length of phallus (Fig. 115).................................... Y. albula sp. nov.
- Phallus not sharp at apex, coecum 1/5 length of phallus (Fig. 117)............................ Y. fascimaculata sp. nov.
13. Cornuti with several larger spines at end of each row of microspines........................................... 14
- Cornuti without larger spine at end of each row of microspines............................................... 17
14. Valva semicircular, phallus strongly curved at middle....................................................... 15
- Valva not semicircular, phallus straight.................................................................. 16
15. Socius sharply narrowed to a thorn on apical 1/6, saccus slightly shorter than socius (Fig. 122)...... Y. mucronulata sp. nov.
- Socius gradually narrowed to a point distally, saccus 2/3 length of socius (Fig. 123)................. Y. bicostata sp. nov.
16. Saccus longer than socius (Fig. 111)............................................................. Y. asperella
- Saccus shorter than socius (Fig. 106)............................................................. Y. japonica
17. Socius dilated at middle (Fig. 108)............................................................ Y. leuconotella
- Socius not dilated at middle........................................................................... 18
18. Coecum 1/3 length of phallus.......................................................................... 19
- Coecum 1/5 length of phallus.......................................................................... 20
19. Saccus as long as socius, sharp at apex (Fig. 118)................................................... Y. scabrella
- Saccus 3/4 length of socius, truncate at apex (Fig. 121)............................................. Y. horridella
20. Anellus densely hairy on distal half (Fig. 120)........................................................ Y. yangi
- Anellus sparsely denticular (Fig. 124)..................................................... Y. latiuscula sp. nov.
description: Published as part of Jin, Qing, Wang, Shuxia & Li, Houhun, 2013, Review of the genus Ypsolopha Latreille, 1796 from China (Lepidoptera: Ypsolophidae), pp. 1-91 in Zootaxa 3705 (1) on pages 11-12, DOI: 10.11646/zootaxa.3705.1.1, http://zenodo.org/record/284569