Psoricoptera, Stainton, 1854

Zheng, Meiling & Li, Houhun, 2021, Taxonomic revision of the genus Psoricoptera Stainton, 1854 (Lepidoptera Gelechiidae: Gelechiinae) from China, with descriptions of three new species, Zootaxa 4975 (2), pp. 253-272 : 258

Key to the Chinese species of Psoricoptera based on the male genitalia

1. Uncus with affiliated plates pronounced, same or longer than 1/4 length of uncus................................... 2

- Uncus with affiliated plates indistinct, greatly shorter than 1/4 length of uncus.................................... 4

2. Uncus forked distally.................................................................................. 3

- Uncus not forked, with three denticles on posterior margin ( Fig. 36 )........................... P. minutignatha sp. nov.

3. Saccus rectangular ( Fig. 31 )................................................................ P. curva sp. nov.

- Saccus tapered from base to apex ( Figs 37–38 )......................................... P. proximikawabei sp. nov.

4. Sacculus about 1/4 length of valva, stick-shaped ( Fig. 35 ).......................................... P. latignathosa

- Sacculus shorter than 1/4 length of valva, thumb-shaped...................................................... 5

5. Uncus with middle branches higher than lateral branches ( Fig. 39 ).................................... P. speciosella

- Uncus with four branches about same height ( Figs 32–33 )........................................... P. gibbosella

Figures

FIGURE 35. Male genitalia of Psoricoptera latignathosa, slide no. ZML19313, 35a–35g, enlarged view of various-shaped uncus and gnathos, slide nos. ZML19331, SYW05214, ZH07244, ZML19334, ZML19333, ZML19305, ZML19311. Scale bars = 0.5 mm.

FIGURE 39. Male genitalia of Psoricoptera speciosella, slide no. ZML19339, 39a–39d, enlarged view of various-shaped uncus and gnathos, slide nos. ZML19341, ZML19319, ZML19328, ZML19342. Scale bars = 0.5 mm.

FIGURES 36–38. Male genitalia of Psoricoptera spp. 36, P. minutignatha sp. nov., holotype, slide no. ZML19287, 36a–36b, showing variations in affiliated plate (36a) and saccus (36b), paratype, slide no. ZML19320; 37–38, P. proximikawabei sp. nov., paratypes, slide nos. ZML19299, SYW05489. Scale bars = 0.5 mm.

FIGURES 31–34. Male genitalia of Psoricoptera spp. 31, P. curva sp. nov., holotype, slide no. ZML19302; 32–34, P. gibbosella, slide nos. ZML19307, ZML19286, ZML19318. Scale bars = 0.5 mm.