Adelidae Bruand, 1851

Family Adelidae Bruand View in CoL

The family Adelidae includes five genera and almost 450 described species and is distributed worldwide except Antarctica and New Zealand; more than 300 species are known from Eastern Hemisphere ( van Nieukerken et al. 2011; Hirowatari et al. 2012, 2024; Kozlov 2013, 2016a, 2016c, 2020, 2023a, 2023b, 2024a, 2024b; Agassiz & Kozlov 2015; Korb 2016; Bryner & Huemer 2019; Koo & Cho 2022; Sun et al. 2022; Davis & Medeiros 2023; Ko et al. 2023; Liao et al. 2023; Sun & Li 2023; Ko et al. 2025). In Russia, 63 species from four genera are distributed, of which 39 species are distributed in the European part, which is a third less than in Europe. 37 species from four genera inhabit the Russian Far East, which is comparable to the number of species known from Japan, and slightly more than half of the species recorded in China ( Kozlov 2016b, 2024c; Liao et al. 2023; Hirowatari et al. 2024).