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Phylogenetic analysis of the tribe Neanurini questions tribal classification of the subfamily Neanurinae (Collembola: Neanuridae)
Organisms Diversity & Evolution ( IF 1.6 ) Pub Date : 2020-07-03 , DOI: 10.1007/s13127-020-00446-z
Adrian Smolis , Grzegorz Paśnik

Multiple lines of evidence provided support for the monophyly of the subfamily Neanurinae. Nevertheless, relationships among and within its tribes are largely unknown. The tribe Neanurini, being the second largest within Neanurinae, comprises over 170 species belonging to 29 genera, distributed in the northern hemisphere only, except two species that have been distributed worldwide presumably by human activities. A cladistic analysis of the tribe was reconstructed based on 68 morphological characters. The ingroup comprises 39 species, representing extant genera of Neanurini, including monotypic genera, while outgroups include 5 species of each known tribe according to Cassagnau’s tribal classification. Both equal- and implied-weighting parsimony analyses were used in phylogenetic reconstruction. The cladistic analyses were based on a comprehensive survey of adult morphological characters because specimens suitable for molecular studies were not available for most taxa. The phylogenetic analysis resulted in the recognition of the tribe Neanurini as non-monophyletic because three of the five outgroups nested within the members of Neanurini. The genera Caucasanura , Catalanura , Endonura , Kalanura , Neanura , Protanura and Pumilinura were recovered as paraphyletic. The genera of Neanurini were subdivided into five clades. Their monophyly and phylogenetic relationships are thoroughly discussed. This phylogeny constitutes a new framework for studying the internal relationships of the tribe Neanurini and the subfamily Neanurinae.

中文翻译:

Neanurini部落的系统发育分析质疑Neanurinae亚科的部落分类(Colembola:Neanuridae)

多条证据为 Neanurinae 亚科的单一性提供了支持。然而,其部落之间和内部的关系在很大程度上是未知的。Neanurini 部落是 Neanurinae 中的第二大部落,包括属于 29 属的 170 多个物种,仅分布在北半球,但有两个物种可能因人类活动而在世界范围内分布。基于 68 个形态特征重建部落的分支分析。内群包括 39 种,代表现存的 Neanurini 属,包括单型属,而外群包括根据 Cassagnau 部落分类的每个已知部落的 5 种。等权重和隐含权重简约分析都用于系统发育重建。分支分析基于对成体形态特征的全面调查,因为大多数分类群都没有适合分子研究的标本。由于五个外群中的三个嵌套在 Neanurini 的成员中,系统发育分析导致将 Neanurini 部落识别为非单系。Caucasanura 属、Catalanura 属、Endonura 属、Kalanura 属、Neanura 属、Protanura 属和 Pumilinura 属作为并系群被回收。Neanurini 的属被细分为五个进化枝。对它们的单系和系统发育关系进行了彻底的讨论。这种系统发育构成了研究 Neanurini 部落和 Neanurinae 亚科内部关系的新框架。
更新日期:2020-07-03
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