Two new species of theΒ πΆπ‘¦π‘π‘Žπ‘’π‘’π‘  β„Žπ‘–π‘Ÿπ‘œπ‘ β„Žπ‘–π‘šπ‘Žπ‘’π‘›π‘ π‘–π‘ -group (Araneae: Cybaeidae) from the northern Hida Mountains, Japan

Two small-sized species of the spider genus πΆπ‘¦π‘π‘Žπ‘’π‘’π‘  L. Koch, 1868, 𝐢. π‘π‘¦π‘π‘›π‘œπ‘‘β„Žπ‘Ÿπ‘–π‘₯ sp. nov. and 𝐢. π‘‘π‘Žπ‘‘π‘’π‘¦π‘Žπ‘šπ‘’π‘›π‘ π‘–π‘  sp. nov., are described based on both sexes from the Tateyama Mountain Range in the Hida Mountains, central Honshu, Japan. Phylogenetic analyses using nuclear internal transcribed spacer 1, 28S rRNA, and histone H3 markers revealed that the two new species are members of the monophyletic Japanese πΆπ‘¦π‘π‘Žπ‘’π‘’π‘  β„Žπ‘–π‘Ÿπ‘œπ‘ β„Žπ‘–π‘šπ‘Žπ‘’π‘›π‘ π‘–π‘ -group. Both new species conform to the morphological diagnosis of the β„Žπ‘–π‘Ÿπ‘œπ‘ β„Žπ‘–π‘šπ‘Žπ‘’π‘›π‘ π‘–π‘ -group β€” small body size and a short, thick male palp β€” and build two-opening retreats, indicating that retreat architecture in the group varies and encompasses both two- and three-opening forms.

Publication Details

Journal
Kyoto University Research Information Repository (Kyoto University)
Published
2025-11-21
Primary Topic
Spider Taxonomy and Behavior Studies
Type
article
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article

Two new species of theΒ πΆπ‘¦π‘π‘Žπ‘’π‘’π‘  β„Žπ‘–π‘Ÿπ‘œπ‘ β„Žπ‘–π‘šπ‘Žπ‘’π‘›π‘ π‘–π‘ -group (Araneae: Cybaeidae) from the northern Hida Mountains, Japan

Kyoto University Research Information Repository (Kyoto University)
Spider Taxonomy and Behavior Studies
article

Two new species of theΒ πΆπ‘¦π‘π‘Žπ‘’π‘’π‘  β„Žπ‘–π‘Ÿπ‘œπ‘ β„Žπ‘–π‘šπ‘Žπ‘’π‘›π‘ π‘–π‘ -group (Araneae: Cybaeidae) from the northern Hida Mountains, Japan

article en

Abstract

Two small-sized species of the spider genus πΆπ‘¦π‘π‘Žπ‘’π‘’π‘  L. Koch, 1868, 𝐢. π‘π‘¦π‘π‘›π‘œπ‘‘β„Žπ‘Ÿπ‘–π‘₯ sp. nov. and 𝐢. π‘‘π‘Žπ‘‘π‘’π‘¦π‘Žπ‘šπ‘’π‘›π‘ π‘–π‘  sp. nov., are described based on both sexes from the Tateyama Mountain Range in the Hida Mountains, central Honshu, Japan. Phylogenetic analyses using nuclear internal transcribed spacer 1, 28S rRNA, and histone H3 markers revealed that the two new species are members of the monophyletic Japanese πΆπ‘¦π‘π‘Žπ‘’π‘’π‘  β„Žπ‘–π‘Ÿπ‘œπ‘ β„Žπ‘–π‘šπ‘Žπ‘’π‘›π‘ π‘–π‘ -group. Both new species conform to the morphological diagnosis of the β„Žπ‘–π‘Ÿπ‘œπ‘ β„Žπ‘–π‘šπ‘Žπ‘’π‘›π‘ π‘–π‘ -group β€” small body size and a short, thick male palp β€” and build two-opening retreats, indicating that retreat architecture in the group varies and encompasses both two- and three-opening forms.

Kyoto University Research Information Repository (Kyoto University)
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Spider Taxonomy and Behavior Studies
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