Atypophthalmus (Savchenko & Krivolutskaya, 1976)

Podenas, Sigitas, Podeniene, Virginija, Seo, Hong-Yul, Kim, A-Young, Park, Sun-Jae, Byun, Hye-Woo, Kim, Heung-Chul & Aukštikalnienė, Rasa, 2020, New Atypophthalmus (Diptera: Limoniidae) from South Korea, Zootaxa 4732 (2), pp. 281-294 : 293

Key to Korean species of the genus Atypophthalmus

1. Wing with closed discal cell d ( Figs. 1–4, 6 ), if discal cell open as an exception, then vein Sc 1 reaches to about middle of vein Rs ................................................................................................. 2

- Wing with open discal cell ( Fig. 5 ), vein Sc 1 reaches to about one-third of Rs length.................................................................................................. Atypophthalmus (Microlimonia) jeju sp. nov.

2. General body coloration brownish-yellow to yellowish-brown, pleuron yellow with a conspicuous longitudinal brown stripe ( Fig. 7 )............................................................................................. 3

- General body coloration dark brown to blackish-brown. Pleuron grayish brown, with or without longitudinal stripe........ 5

3. Abdominal tergites dark brown. Wing without darker spots besides stigma ( Fig. 3 )................................................................................. Atypophthalmus (Atypophthalmus) stylacanthus ( Alexander, 1971)

- Abdominal tergites bicolored, yellow basally, dark brown distally. Brownish spot at base of Rs, darkened areas surrounding cord and distal margin of discal cell ( Figs. 1, 2 )............................................................. 4

4. Mesonotal prescutum with three longitudinal stripes. Vein Sc 1 reaches to about middle of Rs length ( Fig. 1 ). Gonocoxite of male genitalia with three setose tubercles on mesial surface........ Atypophthalmus (Atypophthalmus) crinitus ( Alexander, 1924)

- Mesonotal prescutum with one longitudinal stripe. Vein Sc 1 reaches to about two-thirds of Rs length ( Fig. 2 ). Gonocoxite of male genitalia with long lobe resembling bird head on mesial surface ( Fig. 10 ).................................................................................................. Atypophthalmus (Atypophthalmus) kleini sp. nov.

5. Pleuron without longitudinal stripe, darker dorsally, paler ventrally. Sc nearly reaching level of Rs branching point ( Fig. 4 )...................................................... Atypophthalmus (Microlimonia) inelegans ( Alexander, 1924)

- Pleuron with distinct longitudinal stripe, dark dorsally, pale ventrally. Sc reaching to about one-third of Rs length ( Fig. 6 )....................................................... Atypophthalmus (Microlimonia) machidai ( Alexander, 1921)

Figures

FIGURES 1–6. Wings of Korean Atypophthalmus. 1: A. (Atypophthalmus) crinitus; 2: A. (A.) kleini Podenas, sp. nov.; 3: A. (A.) stylacanthus; 4: A. (Microlimonia) inelegans; 5: A. (M.) jeju Podenas, Podeniene, sp. nov.; 6: A. (M.) machidai. Scale bars 1 mm.

FIGURES 7–12. Atypophthalmus (Atypophthalmus) kleini Podenas, sp. nov., paratype, male. 7: general view; 8: pedicel and basal flagellomeres of antenna; 9: genitalia, dorsal view; 10: genitalia with edeagus removed, dorsal view; 11: genitalia, ventral view; 12: edeagus and parameres, dorsal view.