Commatarcha, Meyrick, 1935

Qian, Shuonan & Li, Houhun, 2018, Taxonomic review of the genus Commatarcha Meyrick (Lepidoptera: Carposinoidea: Carposinidae) from China, with descriptions of four new species, Zootaxa 4418 (5), pp. 432-448 : 435

Key to Chinese species of Commatarcha

1 Forewing with R4 and R5 stalked basally ( Fig. 26 )................................................ C. angustiptera

- Forewing with R4 and R5 not stalked..................................................................... 2

2 Forewing with a large irregular white marking............................................................. 3

- Forewing without a white marking....................................................................... 6

3 Forewing with large white marking dorsodistally extending to costal margin of subapex ( Diakonoff 1989: 34, Fig. 22A )............................................................................................ C. citrogramma

- Forewing with large white marking not extending to costal margin dorsodistally.................................. 4

4 Ostium bursae with posterior margin deeply incised ( Diakonoff 1989: 28, Fig. 32A)....................... C. quaestrix

- Ostium bursae with posterior margin rounded.............................................................. 5

5 Ostium bursae with anterior margin shallowly concave ( Fig. 22 ).................................... C. fanjingshana

- Ostium bursae with anterior margin triangularly and deeply incised ( Fig. 21 )..................... C. convoluta sp. nov.

6 Aedeagus shorter than distance from apex of uncus to distal part of saccus....................................... 7

- Aedeagus longer than distance from apex of uncus to distal part of saccus....................................... 8

7 Forewing with an inverted V-shaped ochreous yellow spot at basal 1/3 of costal margin ( Fig. 12 ).......... C. palaeosema

- Forewing without such an ochreous yellow spot ( Fig. 11 )....................................... C. hamata sp. nov.

8 Valva with two rounded apical lobes...................................................................... 9

- Valva without apical lobes............................................................................. 10

9 Aedeagus setose distally ( Fig. 20 )..................................................... C. setiferaedeaga sp. nov.

- Aedeagus without setae ( Diakonoff 1989: 33, Fig. 34A)........................................... C. chrysanches

10 Uncus with posterior margin cracked.................................................................... 11

- Uncus with posterior margin uncracked ( Fig. 15 )................................................... C. acidodes

11 Valva sub-triangular, narrowly rounded at apex ( Fig. 16 ).......................................... C. guangxiensis

- Valva sub-rectangular, obtusely rounded at apex ( Fig. 19 ).................................. C. rotundivalva sp. nov.

Figures

FIGURES 24‒28. Commatarcha angustiptera Li. 24, 25, Adults: 24, ♀, 80K, Medog County, Tibet, 2059 m, 8.viii.2017; 25, ♀, Linjiapu, Tengchong County, Yunnan, 2144 m, 16.viii.2014; 26, Wing venation, ♂, slide No. QSN17502W; 27, Male genitalia, slide No.QSN17480; 28, Female genitalia, slide No. QSN17524 (Scale bars:24‒25 = 2.0 mm; 26‒28 = 0.5 mm).

FIGURES 21‒23. Female genitalia of Commatarcha spp. 21, C. convoluta sp. nov., paratype, slide No. QSN17477; 22, C. fanjingshana Li, slide No.QSN17460; 23, C. guangxiensis Li, slide No.QSN17479 (Scale bars = 0.5 mm).

FIGURES 7‒14. Adults of Commatarcha spp. 7, C. acidodes Diakonoff, ♂; 8, C. convoluta sp. nov., holotype, ♀; 9, C. fanjingshana Li, ♀; 10, C. guangxiensis Li, ♂; 11, C. hamata sp. nov., holotype, ♂; 12, C. palaeosema Meyrick, ♂; 13, C. rotundivalvasp. nov., holotype, ♂; 14, C. setiferaedeaga sp. nov., holotype, ♂ (Scale bars = 2.0 mm).

FIGURES15‒20. Malegenitalia of Commatarchaspp.15, C. acidodes Diakonoff, slideNo.QSN17469;16, C. guangxiensis Li, slide No. QSN17515; 17, C. hamata sp. nov., paratype, slide No. QSN17773; 18, C. palaeosema Meyrick, slide No. QSN17502; 19, C. rotundivalva sp. nov., paratype, slide No. QSN17503; 20, C. setiferaedeaga sp. nov., paratype, slide No. QSN17487 (Scale bars = 0.5 mm).