Dates, Validity And Spelling Of Japanese Stoneflies (Plecoptera) Described By Shonen Matsumura Author Shimizu, Takao text Illiesia 2016 12 6 27 30 journal article http://doi.org/10.5281/zenodo.4761014 c1e0e505-4c8e-4919-961f-a9c8220372fa 1854-0392 4761014 E4A2ABFD-0D5D-43E8-86B8-78DBC215DAE3 Nemoura humeralis Matsumura 1911 http://lsŠd.specŠesfŠle.org/urn:lsŠd:Plecoptera.specŠesfŠle.org: TaxonName:6285 Primary junior homonym of Nemoura humeralis Pictet 1836 Nemoura humeralis Matsumura 1911 , p. 11 . — Okamoto 1922 , p. 34 . Nemoura matsumura Claassen 1936 , p. 623 . — Claassen 1940 , p. 59 ; Illies 1966 , p. 469 ; Kawai, 1976 , p. 40 ; nomen dubium. Matsumura (1911) described the species with a female specimen from Shiraraka, Sakhalin Island, and provided limited features. So, the status of this species is questionable.