Genus Synopeas Förster, 1856

Synopeas Förster, 1856: 108, 114. Type species Synopeas inerme Thomson, 1859 by first subsequent inclusion.

Ectadius Förster, 1856: 108, 113. Type species Platygaster craterus Walker, 1835 by monotypy.

Polymecus Förster, 1856: 144 . Unnecessary replacement name for Ectadius Förster, 1856 .

Sactogaster Förster, 1856: 108, 113–114. Type species Epimeces ventralis Westwood, 1833 by subsequent designation by Ashmead (1893: 284).

Dolichotrypes Crawford & Bradley, 1911: 124–125, pl. 8. Type species Dolichotrypes hopkinsi Crawford & Bradley, 1911 by monotypy and original designation.

Stosta Kozlov, 1975a: 310–313 . Type species Stosta tosticola Kozlov, 1975a by monotypy and original designation.

Haustagaster Szabó, 1979: 178–179 . Type species Haustagaster compressiventris Szabó, 1981 by monotypy.

Dolichotrypes – Masner 1964: 149–150.

Ectadius – Masner 1965: 140.

Polymecus – Masner 1965: 140.

Sactogaster – Kozlov 1978: 1200.

Haustagaster – Szabó 1981: 285–286 (diagnosis) — Buhl 2000: 415–419.

Stosta – Talamas & Buffington 2014: 112–113, figs 29–32.