Seed-feeder: Larvae feeding in seeds (Spencer, 1972); pupation external (Bland, 1992).

Larva: Details unknown.

Puparium: Details unknown.

Hosts in Britain:

Hosts elsewhere:

Time of year - larvae: August.

Time of year - adults: August and July.

Distribution in Great Britain and Ireland: Widespread in Britain including Inner Hebrides (Isle of Coll) (Bland, 1992); Pembrokeshire and Surrey (NBN Gateway - N.B. includes Watsonian Vice Counties having publicly available records that fall within or overlap the vice county border at 10km resolution or better i.e. a record for a vice county may relate to an adjacent vice county - for included datasets see NBN Grid map below).

Also recorded in the Republic of Ireland: Co. Clare (Burren) (Spencer, 1972: 84).

NBN Grid map: Note that not all datasets on the NBN Gateway may be available on the map below. If you are an NBN Gateway registered user you can request access for missing datasets via the link 'Open interactive map in new window' below.

Distribution elsewhere: Widespread in continental Europe including Denmark, Sweden, Switzerland (Spencer, 1976: 369), Germany (Spencer, 1976: 566), Austria, Belgium ? Corsica, Czech Republic, European Turkey, French mainland, Iceland, Italian mainland, Lithuania, Madeira, Poland, Sardinia, Slovakia and The Netherlands (Martinez in Fauna Europaea).

Also recorded in Canada (Spencer, 1969a: 225).

NBN interactive distribution map(s) of known host species in Great Britain and Ireland and elsewhere:

Parasitoids in Britain and elsewhere: