Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approach

Our knowledge of the systematics and taxonomy of Asian birds has improved much in the last two decades, and the number of recognised species has increased significantly as a result of in‐depth studies using an integrative taxonomic approach. The Sino‐Himalayan mountains harbor a high level of passer...

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Main Authors: Yang Liu, Guoling Chen, Qin Huang, Chenxi Jia, Geoff Carey, Paul Leader, Yun Li, Fasheng Zou, Xiaojun Yang, Urban Olsson, Per Alström
Format: Article
Language:English
Published: Wiley 2016-12-01
Series:Journal of Avian Biology
Online Access:https://doi.org/10.1111/jav.01015
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author Yang Liu
Guoling Chen
Qin Huang
Chenxi Jia
Geoff Carey
Paul Leader
Yun Li
Fasheng Zou
Xiaojun Yang
Urban Olsson
Per Alström
author_facet Yang Liu
Guoling Chen
Qin Huang
Chenxi Jia
Geoff Carey
Paul Leader
Yun Li
Fasheng Zou
Xiaojun Yang
Urban Olsson
Per Alström
author_sort Yang Liu
collection DOAJ
description Our knowledge of the systematics and taxonomy of Asian birds has improved much in the last two decades, and the number of recognised species has increased significantly as a result of in‐depth studies using an integrative taxonomic approach. The Sino‐Himalayan mountains harbor a high level of passerine diversity. Several allopatric or parapatric taxa that are currently treated as subspecies of polytypic species within that region are likely to deserve full species status, and thus their taxonomic status needs to be revisited. Based on analyses of multilocus data, vocalizations and morphology, we propose that the white‐tailed rubythroat Calliope pectoralis should be treated as two species, the Himalayan rubythroat C. pectoralis sensu stricto in the Tian Shan and Himalayan mountains, and the Chinese rubythroat C. tschebaiewi in the mountains of southwestern and north‐central China. According to our dating analyses based on mitochondrial loci, these two species diverged approximately 2.2 million yr ago. We further found that C. tschebaiewi was paraphyletic to C. pectoralis sensu stricto in nuclear data, which demonstrates a state of mitonuclear discordance that warrants further work. Our results suggest that geographic changes and glacial cycles in the Pleistocene may have caused allopatric divergence in the C. pectoralis complex. Our study stresses the importance of applying an integrative taxonomy approach to fully unravel the true avian diversity in the Sino‐Himalayan Mountains.
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spelling doaj.art-b2ddbccf6e404a0bb5ea20c8d63c4a722023-01-24T08:36:26ZengWileyJournal of Avian Biology0908-88571600-048X2016-12-0147689991010.1111/jav.01015Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approachYang Liu0Guoling Chen1Qin Huang2Chenxi Jia3Geoff Carey4Paul Leader5Yun Li6Fasheng Zou7Xiaojun Yang8Urban Olsson9Per Alström10State Key Laboratory of Biocontrol College of Ecology and Evolution/School of Life Sciences, Sun Yat‐sen Univ. Guangzhou ChinaState Key Laboratory of Biocontrol College of Ecology and Evolution/School of Life Sciences, Sun Yat‐sen Univ. Guangzhou ChinaState Key Laboratory of Biocontrol College of Ecology and Evolution/School of Life Sciences, Sun Yat‐sen Univ. Guangzhou ChinaThe National Zoological Museum of China, Inst. of Zoology Chinese Academy of Sciences Chaoyang District Beijing Chinac/o AEC Palm Springs Yuen Long Hong Kong SAR Chinac/o AEC Palm Springs Yuen Long Hong Kong SAR ChinaState Key Laboratory of Biocontrol College of Ecology and Evolution/School of Life Sciences, Sun Yat‐sen Univ. Guangzhou ChinaGuangdong Entomological Inst./South China Inst. of Endangered Animals Guangzhou ChinaState Key Laboratory of Genetic Resources and Evolution Kunming Inst. of Zoology, Chinese Academy of Sciences Kunming ChinaDept of Biology and Environmental Sciences Systematics and Biodiversity, Univ. of Gothenburg Göteborg SwedenDept of Animal Ecology Evolutionary Biology Centre, Uppsala Univ., Uppsala SwedenOur knowledge of the systematics and taxonomy of Asian birds has improved much in the last two decades, and the number of recognised species has increased significantly as a result of in‐depth studies using an integrative taxonomic approach. The Sino‐Himalayan mountains harbor a high level of passerine diversity. Several allopatric or parapatric taxa that are currently treated as subspecies of polytypic species within that region are likely to deserve full species status, and thus their taxonomic status needs to be revisited. Based on analyses of multilocus data, vocalizations and morphology, we propose that the white‐tailed rubythroat Calliope pectoralis should be treated as two species, the Himalayan rubythroat C. pectoralis sensu stricto in the Tian Shan and Himalayan mountains, and the Chinese rubythroat C. tschebaiewi in the mountains of southwestern and north‐central China. According to our dating analyses based on mitochondrial loci, these two species diverged approximately 2.2 million yr ago. We further found that C. tschebaiewi was paraphyletic to C. pectoralis sensu stricto in nuclear data, which demonstrates a state of mitonuclear discordance that warrants further work. Our results suggest that geographic changes and glacial cycles in the Pleistocene may have caused allopatric divergence in the C. pectoralis complex. Our study stresses the importance of applying an integrative taxonomy approach to fully unravel the true avian diversity in the Sino‐Himalayan Mountains.https://doi.org/10.1111/jav.01015
spellingShingle Yang Liu
Guoling Chen
Qin Huang
Chenxi Jia
Geoff Carey
Paul Leader
Yun Li
Fasheng Zou
Xiaojun Yang
Urban Olsson
Per Alström
Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approach
Journal of Avian Biology
title Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approach
title_full Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approach
title_fullStr Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approach
title_full_unstemmed Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approach
title_short Species delimitation of the white‐tailed rubythroat Calliope pectoralis complex (Aves, Muscicapidae) using an integrative taxonomic approach
title_sort species delimitation of the white tailed rubythroat calliope pectoralis complex aves muscicapidae using an integrative taxonomic approach
url https://doi.org/10.1111/jav.01015
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