Scaptomyza pallida (Zetterstedt, 1847)

Diptera, Drosophilidae

mine

Narrow, shallow, sometimes branching corridor, widening into a shallow blotch. Frass in black accumulations. Puparium now within, then outside the mine.

hostplants

Alliaceae, monophagous

Allium cepa

phenology

Larvae in May and August (Hering, 1957a).

BENELUX

BE recorded (Gosseries, 1991a).

NE recorded (Beuk, 2002b).

LUX not recorded (Fauna Europaea, 2009).

distribution within Europe

All of Europe, Ireland perhaps excepted (Fauna Europaea, 2009).

larva, puarium

Very detailed description by Okada (1968a).

synonyms

Parascaptomyza disticha (Duda, 1921).

notes

There is some doubt if this species is a true leafminer, or perhaps a saprophyte (Hering, 1957a).

references

Beuk (2002b), Corbet (2004a), Gosseries (1991a), Hering (1957a), Maček (1999a), Okada (1968a), Robbins (1991a).

3.ii.2009

mod 18.vii.2017