Phytomyza clematidicaulis Hering, 1958

on Clematis

parasite

The bright yellow larva makes a ± 6 cm long, sometimes branched, gallery in the green bark of the stem, initially recognisable as a black line, later whitish. Pupation external.

hostplants

Ranu8nculaceae, monophagpous

Clematis recta.

distribution within Europe

(PESI, 2018).

larva

THe larva is described by Hering. Surprisingly, the part of the trachee-system just below the spiraculum, the so-called atrium is strongly widened.
Phytpmyza clematidicaulis: spiracula

different aspects of the anterior (top) and posterior spiracula with their enlarged atria (“AT”; from Hering (1958a).

synonyms

Phytomyza clematicaulis (misspelling in [PESI, 2018]).

references

Černý (2004a), Hering (1958a), Nowakowski (1958a), Spencer (1990a).

mod 19.iii.2018