Jałoszyński, P. (2016)

Taxonomy of ’Euconnus complex’. Part VI. Status of Protoscydmus and
Euconnus subgenera Neonapochus, Paranapochus, and Filonapochus (Coleoptera, Staphylinidae, Scydmaeninae)

. Zootaxa, 4067 (1), 35–48.