Winthemia
Guides
Winthemia quadripustulata
Red-Tailed Tachina
Winthemia quadripustulata is a species of tachinid fly (family Tachinidae) native to North America and parts of Europe. As a parasitoid, it has been documented as an internal parasite of caterpillars, specifically including larvae of the White-lined Sphinx moth (Hyles lineata). The species is one of several Winthemia flies known to attack sphingid caterpillars.
Winthemiini
Winthemiini is a tribe of tachinid flies (family Tachinidae, subfamily Exoristinae). The tribe comprises approximately 11 genera, including the type genus Winthemia and the widespread genus Nemorilla. Members are parasitoid flies, though specific host associations remain incompletely documented for many species. The tribe has a global distribution with records spanning multiple continents.