Plant Parasites of Europe

leafminers, galls and fungi

Delia coarctata

Delia coarctata (Fallén,1825)

wheat bulb fly

on grasses

Delia coarctata: cephalic skeleton

cephalic skeleton (from Dušek)

Delia coarctata: puparium

puparium

parasite

Oviposition in the soil. The larvae bore in the culm of grasses; one larva can destroy several culms. Pupation and hibernation in the soil.

hostplants

Poaceae, oligofaag

Dactylis; Elymus; Hordeum; Lolium; Ochlopoa annua; Phleum; Secale cereale; Triticum aestivum.

distribution within Europe

(PESI, 2018).

egg, larva, puparium

all stages are described and illustrated by Dušek.

synonyms

Phorbia coarctata.

references

Buhr (1964b, 1965a), Dušek (1969a), Wetzel, Skuhravý, Camprag, ao (1984a).

Last modified 11.iii.2021