Biphyllidae

Biphyllidae, or false skin beetles, are a family of beetles, in the superfamily Cleroidea. They have a cosmopolitan distribution (excluding New Zealand). About 195 species are known. They live under the bark of dead trees and in leaf litter, and are mycophagous, feeding on fungi.

Taxonomy
The family contains the following genera:
 * Althaesia Pascoe, 1860
 * Anchorius Casey, 1900
 * Anobocaelus Sharp, 1902
 * Biphyllus Dejean, 1821
 * Diplocoelus Guérin-Méneville, 1836
 * Euderopus Sharp, 1900
 * Gonicoelus Sharp, 1900
 * †Paleobiphyllus Makarov and Perkovsky 2019 Taimyr amber, Russia, Late Cretaceous (Santonian)