对维斯帕的分类和引入途径的分子和形态见解
Yonghan Ji1,2, Hyungi Lee1,2, Byoungyun Choi1,2
1Department of Biological Sciences, Konkuk University, Seoul, Republic of Korea.
Scientific reports
|August 28, 2025
概括
根据颜色模式对欧洲大黄蜂 (Vespa crabro) 的分类是不可靠的. 遗传和形态数据显示出不同的血统和多个入侵事件,挑战目前的亚种定义.
科学领域:
- 昆虫学
- 动物学
- 进化生物学
背景情况:
- 使用颜色模式对欧洲大黄蜂 (Vespa crabro) 的分类存在争议.
- 在韩国之前的分类划分 (V. c. crabroniformis和V. c. flavofasciata) 缺乏可靠的验证.
研究的目的:
- 批判性地评估Vespa crabro的分种界限和引入途径.
- 结合形态和遗传分析进行综合评估.
- 研究V. crabro种群的遗传多样性和生物地理结构.
主要方法:
- 对163个韩国标本进行形态检查,分析胸部和腹部颜色模式.
- 使用细胞染色体c氧化酶子单元I (CO1) 序列进行线粒体DNA (mtDNA) 分析.
- 韩国,日本和欧洲人口的比较基因分析.
主要成果:
- 形态特征的相关性较弱,限制了它们对亚种的诊断效用.
- 线粒体CO1分析显示,在韩国人群中,有9个类型,与形态亚种相对应较弱.
- 韩国V. crabro的单基因与欧洲和日本的单基因不同,这表明了重要的地理遗传多样性.
- mtDNA分析确定了来自欧洲和韩国血统的多个独立入侵事件.
结论:
- 这项研究不支持只依赖色彩模式的Vespa crabro亚种分类.
- 形态和遗传证据表明V. crabro不包含明确定义的亚种.
- CO1 分析有效地确定了暂时的线粒体谱系,为入侵历史和生物地理结构提供了洞察力.
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