Neoglocianus maculaalba (Herbst, 1795)

on Papaver

Neoglocianus maculaalba: larvae in Papaver somniferum fruit

Papaver somniferum, Hungary, Halászi, 1.vii.2016 © László Érsek: infected fruit

Neoglocianus maculaalba: larvae in Papaver somniferum fruit

opened fruit with karvae

Neoglocianus maculaalba: larvae

group of larvae

Neoglocianus maculaalba: larva

larva, detail

Neoglocianus maculaalba: imago

Papaver somniferum, Hungary, Mosonmagyaróvár, 7.vi.2012 © László Érsek: imago

Neoglocianus maculaalba: imago

another specimen

gall

eggs are deposited in a young ovary; the bore openings are recognisable by latex flowing out. The gregarious larvae feed on the developing seeds; the fruit withers. Full grown larvae drop to the ground and pupate; univoltine. Hibernation as adult, 10-40 cm deep inb the soil..

hostplants

Papaveraceae, monophagous

Papaver dubium, rhoeas, somniferum.

synonyms

Ceutorhynchus maculaalba.

notes

a pest in southern Europe in poppy seed cultivation,

references

Behne (1981a), Quesada-Moraga, Goerlich-López, Marín & Santiago-Álvarez (1998a), Rheinheimer & Hassler (2010), Stancă-Moise (2016a).

mod 7.ii.2019