Gypsum-karst
Guides
Tychobythinus
Tychobythinus is a genus of small rove beetles in the subfamily Pselaphinae (Staphylinidae). The genus is widely distributed across the Palearctic region, including North Africa, southern and Central Europe, the Caucasus, Japan, far eastern Russia, and southeastern China. Several species exhibit troglobitic adaptations, including reduced pigmentation, microphthalmia, winglessness, and elongated appendages. The genus contains at least 44 species and subspecies in Italy alone, with ongoing taxonomic revisions clarifying species boundaries and synonymies.