%0 Journal Article %T Genetic differentiation within species exhibiting widespread gene flow; phylogeography of the downstream-inhabiting species Ephemera orientalis (Insecta: Ephemeroptera) %A Takenaka, Masaki %A Kogawara, Hiroaki %A Bae, Yeon Jae %A Tojo, Koji %J Biological Journal of the Linnean Society %V 138 %N 4 %P 351-364 %@ 0024-4066 %D 2023-03-08 %I The Linnean Society of London %~ DeepDyve