Requested reference
Ballarin, F. & Yamasaki, T. (2021). Nihonella gen. nov., a new troglophilic genus of dwarf spiders from Japan with a discussion on its phylogenetic position within the subfamily Erigoninae (Araneae, Linyphiidae). European Journal of Taxonomy 733: 1-18. doi:10.5852/ejt.2021.733.1215 -- Show included taxa