在虫物种歧视决策中,分类学家之间的变化:噪音审计
Robert Poulin1, Jerusha Bennett1, Bronwen Presswell1
1Department of Zoology, University of Otago, P.O. Box 56, Dunedin 9054, New Zealand.
International journal for parasitology
|June 20, 2025
概括
对虫的物种鉴定是主观的,专家分类学家经常不同意. 这种被称为分类学噪声的不一致性凸显了在物种划界方面需要更清晰的指导方针和协作决策的需要.
科学领域:
- 动物学 动物学
- 纳税学是一种分类学.
- 寄生虫学的寄生虫学
背景情况:
- 由于神秘的物种和宿主诱导的变异,很难区分类似的虫物种.
- 由于缺乏标准化的物种内基因变异值,使物种划界变得更加复杂.
- 分类学决定本质上是主观的,导致专家之间存在不一致.
研究的目的:
- 量化专家虫分类学家在物种界限上的分歧 (噪音) 的程度.
- 调查经验对分类学决策的影响.
- 提出改善物种划界的一致性和可重复性的策略.
主要方法:
- 向众多专家分类学家展示了15组带有形态,遗传和宿主数据的假设三毛动物标本.
- 分类学家独立决定样本组是否属于同一物种或不同物种.
- 与多年的经验和出版记录相关的分类学决定.
主要成果:
- 在独立的分类学家中,物种划分的决定是高度不一致的.
- 专业知识水平 (经验年数,出版数) 与决策一致性没有相关性.
- 分类学结果在很大程度上取决于个体分类学家的判断.
结论:
- 主观性和噪声显著影响虫物种的界限.
- 过去的经验不能保证一致的分类学判断.
- 建议包括建立明确的指导方针,分解证据和汇总专家意见,以提高分类学可靠性.
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