Billaea is a genus of tachinid flies in the family Tachinidae. Most larvae, where known are parasitoids of Coleoptera (Cerambycidae, Lucanidae) or Lepidoptera (Pyralidae)
Species
Billaea adelpha (Loew, 1873) Billaea atkinsoni (Baranov 1934) Billaea biserialis (Portshinsky, 1881) Billaea claripalpis (Wulp, 1895) Billaea fortis (Rondani, 1862) Billaea intermedia (Portshinsky, 1881) Billaea interrupta (Curran, 1929) Billaea irrorata (Meigen, 1826) Billaea kolomyetzi Mesnil, 1970 Billaea lata (Macquart, 1849) Billaea maritima (Schiner, 1862) Billaea marmorata (Meigen, 1838) Billaea monohammi (Townsend, 1912) Billaea montana (West, 1924) Billaea morosa Mesnil, 1963 Billaea nipigonensis Curran, 1926 Billaea pectinata (Meigen, 1826) Billaea quadrinota Kolomiets, 1966 Billaea rutilans (Fabricius, 1781) Billaea satisfacta (West, 1925) Billaea sibleyi (West, 1925) Billaea steini (Brauer & von Bergenstamm, 1891) Billaea triangulifera (Zetterstedt, 1844) Billaea trivittata (, 1929)