Four new species of Laelius Ashmead (Hymenoptera, Bethylidae) from Korea with an updated key to species in the Eastern Palaearctic region
The genus Laelius Ashmead, 1893 (Hymenoptera, Bethylidae) Structural Material is a cosmopolitan bethylid genus with 68 valid species distributed across most zoogeographic regions worldwide.This taxonomic study on Korean species of Laelius has led to the description of four new species, namely L.afores sp.nov., L.atratus sp.nov., L.sulcatus sp.nov.,