Corresponding author: Cheng-De Li (
Academic editor: K. van Achterberg
Four new species of
Li M-R, Li C-D (2021) Four new species of
In the present paper, we describe four new species of the subgenus
Specimens were collected by sweeping, and were dissected and mounted in Canada Balsam on slides following the method of
Terminology follows the
All type material is deposited in the insect collections at Northeast Forestry University (
1 | Pedicel and flagellum not compressed, and all flagellomeres longer than wide (fig. 1A in |
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– | Pedicel and flagellum compressed, and at least 1–2 flagellomeres wider than long or quadrate (e.g. Figs |
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2 | Scape slightly compressed, widest in middle part; |
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– | Scape strongly compressed, widest at apex; |
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3 | Frontal sulcus V-shaped (Figs |
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– | Frontal sulcus straight (Figs |
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4 | Mesoscutellum distinctly convex, metascutellum small, predominantly hidden under mesoscutellum |
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– | Mesoscutellum distinctly flat, metascutellum larger, not hidden under mesoscutellum (Figs |
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5 | Fore wing, between cubital setal line and hind margin of wing with a longitudinal infuscation (Fig. |
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– | Fore wing, between cubital setal line and hind margin of wing hyaline, without the longitudinal infuscation; head in frontal view about 1.65 times as wide as high, nearly triangular (Fig. |
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6 |
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7 | Propodeal plica absent, spiracular sulcus present (Fig. |
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– | Propodeal plica present, spiracular sulcus absent; transverse V-shaped band at apex of fore wing much paler and obscure (Fig. |
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Frontal sulcus straight, reaching eye margins; fore wing with three infuscate transverse bands (Fig.
Unknown.
The name refers to the straight frontal sulcus in this species (
China (Heilongjiang, Liaoning, Shaanxi provinces).
Frontal sulcus straight, reaching eye margins; fore wing with band I V-shaped, with upper arm much longer and darker than lower arm, the lower arm obscure; band II distinct and interrupted medially; band III V-shaped, obscure, much paler than band I and II, with upper arm slightly longer than lower arm; the three bands are separated from each other; fore wing without stigmal hairline, radial cell setose; below base of cubital setal line with nine setae in a row; propodeal plica present, spiracular sulcus absent.
Unknown.
The specific name is derived from the name of the collection locality, Shaanxi Province.
China (Shaanxi Province).
Unknown.
The name refers to the separated distal two cross bands of fore wing (
China (Heilongjiang, Hebei provinces).
Face near clypeus with a curved, nearly V-shaped transverse carina; clypeus delimited laterally;
Unknown.
The name refers to the single cross band in the fore wing (
China (Heilongjiang, Liaoning provinces).
We are grateful to Drs Ye Chen, Hui Geng, Si-Zhu Liu, Hai-Yan Wang, Mr Guang-Xin Wang, Mr Wen-Jian Li, Mr Zhi-Guang Wu, Mr Chao Zhang, Miss Yan Gao, Miss Xin-Yu Zhang and Miss Xing-Yue Jin for specimen collection. We are also grateful to Prof. Christer Hansson for providing references when we did this research and providing valuable comments on manuscript as a reviewer. Prof. Kees van Achterberg helped the authors a lot to improve the manuscript.