Order
Plectuss sp. ? μm Japan, 199?	Plectuss sp. ? μm Tsuchiura Ibaraki, 2002	unidentified sp. μm Kasama Ibaraki, 2002	unidentified sp. μm Matto Ishikawa, 2002
unidentified sp. μm Tama river Komae Tokyo, 2004	unidentified sp. 520 x 24 μm near Ayu river Fujioka Gunma, 2004	unidentified sp. 1000 x 47 μm Kodanuki marsh Fujinomiya Shizuoka, 2005	unidentified sp. 480 x 20 μm Tenbo marsh Tsugaike highland Nagano, 2005
unidentified sp. μm Kenashitai Hakkoda mountain Aomori, 2005	unidentified sp. 800 x 30 μm Maimeno-ike Norikura highland Nagano, 2006

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