* Biosteres (Chilotrichia) rusticus (Haliday, 1837)
Opius rusticus Haliday, 1837: 203 –221.
Biosteres rusticus Marshall, 1891: 54 .
Biosteres (Chilotrichia) rusticus Fischer, 1972: 1 –620. Opius (Chilotrichia) rusticus Tobias & Jakimavicius, 1986: 7 –231. Biosteres (Chilotrichia) rusticus van Achterberg, 1997: 75.
Distribution in Turkey. Kastamonu, Zonguldak (Fischer & Beyarslan, 2005a); Artvin, Kayseri, Ordu, Samsun, Trabzon, (Beyarslan & Fischer 2011).
Distribution. Palaearctic. Austria, Bulgaria, Czechoslovakia, Denmark, Finland, France, France-main, Germany, Hungary, Ireland, Italy, Lithuania, Poland, Russia, Switzerland, Turkey, United Kingdom.
Hosts. Diptera . Anthomyiidae: Delia echinata (Seguy, 1923) [ Dianthus barbatus]; Pegomyia sp.; Phorbia sp. [ Cerastium holosteoides].