ID helped by nearby adult, which was not stripy, possibly ruling out Desmonemoura. Prothorax shape rules out Aphanicercopsis and I think the antennal hairs of Aphanicerca are absent. See https://www.inaturalist.org/observations/130934787
ID based on nearby nymphs. Maybe I'm wrong. See https://www.inaturalist.org/observations/130935105
ID helped by nearby adult, which was not stripy, possibly ruling out Desmonemoura. Prothorax shape rules out Aphanicercopsis and I think the antennal hairs of Aphanicerca are absent. See https://www.inaturalist.org/observations/130934787
ID based on nearby nymphs. Maybe I'm wrong. See https://www.inaturalist.org/observations/130935105