Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

Revision of the Genus Sycanus Amyot & Serville, 1843 (Heteroptera: Reduviidae: Harpactorinae) from China Based on DNA Barcoding and Morphological Evidence

Version 1 : Received: 22 August 2023 / Approved: 23 August 2023 / Online: 24 August 2023 (03:10:28 CEST)
Version 2 : Received: 25 August 2023 / Approved: 28 August 2023 / Online: 28 August 2023 (05:11:10 CEST)
Version 3 : Received: 1 September 2023 / Approved: 4 September 2023 / Online: 5 September 2023 (02:40:40 CEST)

How to cite: Zhao, P.; Chen, S.; Wang, J.; Chen, Z.; Li, H.; Cai, W. Revision of the Genus Sycanus Amyot & Serville, 1843 (Heteroptera: Reduviidae: Harpactorinae) from China Based on DNA Barcoding and Morphological Evidence. Preprints 2023, 2023081674. https://doi.org/10.20944/preprints202308.1674.v1 Zhao, P.; Chen, S.; Wang, J.; Chen, Z.; Li, H.; Cai, W. Revision of the Genus Sycanus Amyot & Serville, 1843 (Heteroptera: Reduviidae: Harpactorinae) from China Based on DNA Barcoding and Morphological Evidence. Preprints 2023, 2023081674. https://doi.org/10.20944/preprints202308.1674.v1

Abstract

Due to the variation of the body coloration and the similarity of the related species, there are still some unresolved problems and debates in the taxonomic study of the genus Sycanus in China. We conducted the inter-specific phylogenetic analyses and the species delimitation for Sycanus in China based on DNA barcoding dataset of the mitochondrial cytochrome c oxidase subunit I gene of 81 samples and partial 28S rDNA sequences of 31 samples. The result showed that all the samples were divided into twelve species by integrating the results of DNA barcoding and morphological comparison. In the present paper, the genus Sycanus in China was reviewed systematically, all species were described or re-described, keyed, illustrated and photographed, among them, Sycanus taiwanensis Zhao & Cai sp. nov., Sycanus hsiaoi Li & Cai sp. nov. and Sycanus hainanensis Wang & Cai sp. nov. were described as new to science. The biological informations of Sycanus falleni Stål, 1863 and Sycanus croceus Hsiao, 1979 were briefly recorded.

Keywords

China; Sycanus; taxonomy; DNA barcoding; species delimitation; phylogeny; new species; biology

Subject

Biology and Life Sciences, Insect Science

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