|500x826 (~109Kb) USA: on beach of North Umpqua River at Susan Creek, (43°17'50N 122°54'20W ±0.5km), Douglas Co. OR, 4.8.2001 (empty shell), Photo © Markku Savela||984x560 (~78Kb) Russia, Moscow area, 28.4.2013 (36°25'E, 56°00'N) (nymph), Photo © D. Smirnov|
The exact identification of these species is still unknown, but tentatively assumed to belong into this group.
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Keep in mind that the taxonomic information is copied from various sources, and may include many inaccuracies. Expert help is welcome.