贵州榕江发现井冈两头蛇
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作者单位:

1.青海大学省部共建三江源生态与高原农牧业国家重点实验室 西宁 810016;2.安徽农业大学生命科学学院 合肥 230036;3.生物资源保护和利用安徽省重点实验室,安徽师范大学生命科学学院 芜湖 241000;4.中国科学技术大学工程科学学院 合肥 230026;5.西藏自治区高原生物研究所 拉萨 850008

作者简介:

张天佑,男,本科生;研究方向:两栖爬行动物学;E-mail:2277495866@qq.com。

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基金项目:

省部共建三江源生态与高原农牧业国家重点实验室自主课题(No. 2023-ZZ-08);


Calamaria jinggangensis Found in Rongjiang County, Guizhou, China
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Affiliation:

1.State Key Laboratory of Plateau Ecology and Agriculture, Qinghai University, Xining 810016; 2.School of Life Sciences, Anhui Agricultural University, Hefei 230036; 3.Anhui Province Key Laboratory of the Conservation and Exploitation of Biological Resource, College of Life Sciences, Anhui Normal University, Wuhu 241000; 4.School of Engineering Science, University of Science and Technology of China, Hefei 230026;5.Institute of Plateau Biology of Tibet Autonomous Region, Lhasa 850008, China

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    摘要:

    2023年6月,在贵州省黔东南苗族侗族自治州榕江县采集到两头蛇属(Calamaria)物种1号雄性个体,标本具有以下形态学特征:背鳞13-13-13行,光滑;尾末端背鳞数为5行;上唇鳞4枚,下唇鳞5枚;眶前鳞1枚,眶后鳞1枚;颔片2对,后颔片间接触广泛;腹鳞158枚,尾下鳞20对。生活时头、体背面褐色,具5条细的黑褐色纵线纹,最外侧两行背鳞橙红色,体、尾腹面均匀橙红色。榕江县采集的标本与井冈两头蛇(C. jinggangensis)原始描述中提供的形态学鉴定依据相符。线粒体Cyt b基因序列分析显示,本次采集的标本与已知井冈两头蛇样本的遗传距离约为0.85%。综合形态特征比较和系统发育分析,鉴定此次采集的两头蛇属标本为井冈两头蛇,为贵州省爬行动物分布新记录种。

    Abstract:

    Calamaria jinggangensis was described from Jiangxi Province, China by Cai et al. 2023, based on 5 road-killed specimens. In June 2023, one male snake specimen of the genus Calamaria was collected in Rongjiang County, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Province, China (26°06′48″ N, 108°38′01″ E, altitude 1 080 m) during a field survey. After external morphological (Fig. 1, 2) and morphometric measurements examination, the specimen from Rongjiang County was similar to C. jinggangensis. Molecular phylogenetic analyses revealed that the uncorrected pairwise distances (p-distance) between the specimen and C. jinggangensis were about 0.85% (Table 1).The new discovery in the present study was the first record of C. jinggangensis in Guizhou Province, China, which expands the distribution area, and enriches the morphological data of the species.

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引用本文

张天佑,徐宇浩,龚宴安,韦海潇,翁仕洋,彭丽芳.2024.贵州榕江发现井冈两头蛇.动物学杂志,59(4):613-618.

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  • 收稿日期:2023-09-11
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  • 在线发布日期: 2024-08-23
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