Family Psephenidae Lacordaire 1854 (water penny beetle)

Insecta - Coleoptera - Psephenidae

Parent taxon: Byrrhoidea according to R. P. Webster 2016

See also Bouchard et al. 2011, Crowson 1981 and Lawrence and Newton 1995

Sister taxa: Byrrhidae, Callirhipidae, Chelonariidae, Cneoglossidae, Dryopidae, Elmidae, Eulichadidae, Heteroceridae, Lasiosynidae, Limnichidae, Lutrochidae, Ptilodactylidae, Serecoleus

Subtaxa: Eubrianacinae Eubriinae Protacnaeus Psephenella Psepheninae Psephenoidinae

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Ecology:

Distribution:

• Quaternary of Japan (1 collection)

• Miocene of Japan (1)

• Oligocene of Brazil (2)

• Eocene of France (1), Germany (3), United States (2: Colorado)

• Cretaceous of Myanmar (4)

Total: 14 collections including 16 occurrences

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