Monophadnus latus Costa, 1894

on Helleborus

gall

± 3 cm large oviposition scars, usually in a row at both sides of the midrib. Later the larvae, sawfly “caterpillars”, cause window feeding and holes in the leaf.

hostplants

Raunculaceae, monophagous

Helleborus foetidus, niger, viridis.

synonyms

Monophadnus longicornis (Hartig, 1837); M. monticola: Houard.

references

Buhr (1964a), Dauphin & Aniotsbehere (1997a), Houard (1908a), Jahn & Schedl (1992a), Pschorn-Walcher & Altenhofer (2000a), Savina & Chevin (2012a), Taeger, Altenhofer, Blank ao.

mod 6.xii.2019