Two new species of Systenus (Diptera: Dolichopodidae) from Chongqing, China

Weimin Mei; Xulong Chen; Chen Lin; Zhonghua Wei; Ding Yang

doi:10.11865/zs.2026405

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Zoological Systematics ›› 2026, Vol. 51 ›› Issue (4) : 306-311. DOI: 10.11865/zs.2026405 CSTR: 32106.14.zs.2026405

Original Article

Two new species of Systenus (Diptera: Dolichopodidae) from Chongqing, China

Weimin Mei^{1, 2}, Xulong Chen², Chen Lin³, Zhonghua Wei¹, Ding Yang^{2, 4}

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Abstract

Systenus Macquart, 1823 is one rare genus in the subfamily Medeterinae with 45 known species distributed worldwide, of which seven species were known to occur in China. In the present paper, it is reported from Chongqing for the first time. Two species are described as new to science: S. chongqingensis Mei, Lin & Yang, sp. nov., S. zhangi Mei, Lin & Yang, sp. nov. A key to the species from the Oriental Region is provided.

Key words

Long-legged fly, taxonomy, Medeterinae

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Weimin Mei, Xulong Chen, Chen Lin, Zhonghua Wei, Ding Yang. Two new species of Systenus (Diptera: Dolichopodidae) from Chongqing, China[J]. Zoological Systematics. 2026, 51(4): 306-311 https://doi.org/10.11865/zs.2026405