Spring-breeder
Guides
Calleida
Calleida is a large genus of ground beetles in the family Carabidae, tribe Lebiini, comprising more than 300 species. The genus is distributed across multiple continents with significant diversity in the Oriental Region. Oriental species have been organized into nine species groups based on external morphology and genitalia characters. At least one North American species, C. viridipennis, has been documented as a predator of lepidopteran pests.
Calleida viridipennis
Calleida viridipennis is a ground beetle in the family Carabidae, characterized by a metallic green-black exoskeleton, large eyes, and functional wings enabling flight. It is a spring breeder that overwinters as an adult under tree bark, emerging in late February or early March. The species is a documented predator of specific insect larvae, including the tortoise beetle Hemisphaerota cyanea and the fruittree leafroller Archips argyrospila.