Oeciacus vicarius
# Oeciacus vicarius

Oeciacus vicarius, known generally as the American swallow bug or cliff swallow bug, is a species of bed bug in the family Cimicidae. It is found in North America. The bug is a blood-feeding ectoparasite of the colonially nesting American cliff swallow (Petrochelidon pyrrhonota) and vector of Buggy Creek Virus (family Togaviridae, genus Alphavirus).

