Percnon
Introduction '''''Percnon''''' is a genus of crabs in the family Percnidae. It has also been included in the family Plagusiidae as subfamily Percninae.
Species Seven extant species are recognised:*''Percnon abbreviatum'' (Dana, 1851)*''Percnon affine'' (Milne-Edwards, 1853)*''Percnon gibbesi'' (Milne-Edwards, 1853)*''Percnon guinotae'' Crosnier, 1965*''Percnon pascuensis'' Retamal, 2002*''Percnon planissimum'' (Herbst, 1804)*''Percnon sinense'' Chen, 1977There are two species only known from fossils:*†''Percnon paleogenicus'' De Angeli, 2023*†''Percnon santurbanensis'' Ceccon & De Angeli, 2019
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