Plant Parasites of Europe

leafminers, galls and fungi

Pristiphora erichsonii

Pristiphora erichsonii (Hartig, 1837)

larch sawfly

on Larix

Gall

Eggs are deposited in pockets cut into one side of terminal shoots, causing them to curl in a characteristic fashion. The larvae live in groups free on the needles; they strip a branch before moving to another; sometimes casing severe defoliation.

host plants

Pinaceae, monophagous

Larix decidua, gmelinii, kaempferi, laricina, occidentalis, sibirica.

distribution within Europe

(PESI, 2019).

larva

Body dorsally greyish green, ventrally whitish; head shining black.

synonyms

Nematus erichsoni.

references

Hoop (1983a), Kruse, Smith & Schiff (2010a), Prous, Kramp, Vikberg & Liston (2017a), Pschorn-Walcher & Altenhofer (2000a), Pschorn‐Walcher & Zinnert (1971a), Taeger, Altenhofer, Blank, ao (1998a) .

Last modified 3.vi.2020