Parethelcus pollinarius (Förster, 1771)

on Urtica

gall

oviposition in an egg chamber, gnawn by the female in a petiole or stem. From there the larva descends as a borer, down to the root collar. According to Dauphin & Aniotsbehere here a swelling takes place.

host plants

Urticaceae, monophagous

Urtica dioica, urens.

synonyms

Ceutorhynchus pollinarius.

references

Dauphin & Aniotsbehere (1997a), Delbol (2013a), Rheinheimer & Hassler (2010a), Wolf & Fuchs (2014a).