The leaf and stem  mines of British flies and other insects by Brian Pitkin, Willem Ellis, Colin Plant and Rob Edmunds


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Phytomyza affinis Fallén, 1823
[Diptera: Agromyzidae]


Phytomyza affinis Fallén, 1823b. Phytomyzides et Ochtidiae Sveciae : 3.
Phytomyza affinis Fallén, 1823b; Spencer, 1972b. Handbk ident. Br. Ins. 10(5g): 84, 85 (fig. 277), 120.
Phytomyza affinis Fallén, 1823b; Spencer, 1976. Fauna ent. Scand. 5(1): 369-70, figs 642-643.
Phytomyza affinis Fallén, 1823b; Spencer, 1990. Host specialization in the World Agromyzidae (Diptera) :222, 226 (fig. 853), 227.


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

Larva: Details unknown.

Puparium: Details unknown.

Hosts in Britain:

Scrophulariaceae    
Euphrasia brevipila Spencer, 1972b: 120
Euphrasia micrantha Spencer, 1972b: 120
Euphrasia nemorosa Spencer, 1972b: 120
Euphrasia spp. Bland, 1992

Hosts elsewhere:

Scrophulariaceae    
Euphrasia   Spencer, 1976: 369
Euphrasia   Spencer, 1990: 222

Time of year - larvae: August.

Time of year - adults: August and July.

Distribution in Britain: Widespread including Inner Hebrides (Isle of Coll) (Bland, 1992) and Surrey (NBN Gateway distribution map - NE).

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

Distribution elsewhere: Holarctic. 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).

Parasitoids:

Chrysocharis amyite (Walker, 1839) Hymenoptera: Eulophidae
Chrysocharis orbicularis (Nees, 1834) Hymenoptera: Eulophidae
Chrysocharis pubicornis (Zetterstedt, 1838) Hymenoptera: Eulophidae
Diglyphus isaea (Walker) Hymenoptera: Eulophidae
Seladerma tarsale (Walker) Hymenoptera: Pteromalidae


External links: Search the internet:

British leafminers
NBN Gateway
Nederlandse bladmineerders
Fauna Europaea [127473]

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Last updated 04-Jun-2008  Brian Pitkin