Blepharicera

Kang, Zehui & Yang, Ding, 2014, Species of Blepharicera Macquart from China with descriptions of two new species (Diptera: Blephariceridae), Zootaxa 3866 (3), pp. 421-434 : 422

Key to males of Blepharicera from China

(Lacking of B. uenoi Kitakami )

1. Ventral lobe of outer gonostylus broadened apically, membranous and glabrous ( Kitakami, 1937: figs 7, 8).... B. taiwanica

- Ventral lobe of outer gonostylus not broadened apically, narrow apically and sclerotized ( Figs 3, 4 , 8, 9 , 14, 15 , 18, 19 , 23, 24 )................................................................................................... 2

2. Upper division of eyes large, at least 1/2 the size of lower division ( Figs 12 , 21 )................................... 3

- Upper division of eyes small, at most 1/10 the size of lower division ( Figs 1 , 6 , 16 )................................. 4

3. Rs slightly curved medially, a little longer than r-m; eEpandrium rectangular, posterior margin not round; hypandrium triangu- lar in dorsal view, forming a elliptic sclerite in lateral view ( Figs 22 , 23, 24, 25 )......................... B. macropyga

- Rs straight, as long as r-m; epandrium semicircular, posterior margin rounded; hypandrium trapezoidal in dorsal view, not forming a elliptic sclerite in lateral view ( Figs 13 , 14, 15 ).................................... B. hainanensis sp. nov.

4. Outer gonostylus swollen and slightly notched apically in lateral view ( Figs 3, 4 , 18, 19 )............................. 5

- Outer gonostylus bilobate and strongly notched apically in lateral view ( Figs 8, 9 )....................... B. dimorphops

5. Each lobe of cercus tapered apically ( Fig 3 )......................................................... B. asiatica

- Each lobe of cercus round apically ( Figs 18, 19 )............................................................ 6

6. Last flagellomere subequal in length to penultimate flagellomere; posterior margin of epandrium concave medially, V-shaped; cercal lobes conical, round apically ( Figs 16 , 18, 19 )......................................... B. hebeiensis sp. nov.

- Last flagellomere 1.5 times as long as penultimate flagellomere; posterior margin of epandrium truncate; cercal lobes semicir- cular ( Kiakami 1950: fig 47)................................................................... B. yamasalii

Figures

FIGURES 3 – 5. Blepharicera asiatica (Brodsky) (male). 3: Genitalia, dorsal view; 4: Genitalia, ventral view; 5: Gonostylus, dorsal view. Scale bar: 4 – 5 = 0.5 mm. Abbreviations: c = cercus; ep = epandrium; gs = gonostylus; gx = gonocoxite; hyd = hypandrium; og = outer gonostylus; ig = inner gonostylus; pa = parameres.

FIGURES 8 – 11. Blepharicera dimorphops Alexander (male). 8: Genitalia, dorsal view. 9: Genitalia, ventral view; 10: Female Terminal, dorsal view; 11: Gonostylus, dorsal view. Scale bar: 8 – 9, 11 = 0.5 mm; 10 = 0.25 mm.

FIGURES 14 – 15. Blepharicera hainana sp. nov. (male). 14: Genitalia, dorsal view. 15: Genitalia, ventral view. Scale bar: 14 – 15 = 0.5 mm.

FIGURES 18 – 20. Blepharicera hebeiensis sp. nov. (male). 18: Genitalia, dorsal view; 19: Genitalia, ventral view; 20: Gonostylus, dorsal view. Scale bar: 18 – 20 = 0.5 mm.

FIGURES 23 – 26. Blepharicera macropyga Zwick (male). 23: Genitalia, dorsal view; 24: Genitalia, ventral view; 25: Gonostylus, dorsal view; 26: Female Terminal, dorsal view. Scale bar: 23 – 25 = 0.5 mm; 26 = 0.25 mm.

FIGURES 12 – 13. Blepharicera hainana sp. nov. (male). 12: Habitus of male, lateral view; 13: Wing. Scale bar: 1.0 mm.

FIGURES 21 – 22. Blepharicera macropyga Zwick (male). 21: Habitus of male, lateral view; 22: Wing. Scale bar: 1.0 mm.

FIGURES 1 – 2. Blepharicera asiatica (Brodsky) (male). 1. Habitus of male, lateral view; 2: Wing. Scale bar: 1.0 mm.

FIGURES 6 – 7. Blepharicera dimorphops Alexander (male). 6. Habitus of male, lateral view; 7: Wing. Scale bar: 1.0 mm.

FIGURES 16 – 17. Blepharicera hebeiensis sp. nov. (male). 16: Habitus of male, lateral view; 17: Wing. Scale bar: 1.0 mm.