Neodiprion sertifer (Geoffroy, 1785)
european pine sawfly
Pinus nigra, Hongarije, Mosonmagyaróvár, 9.iv.2017 © László Érsek: eggs are deposited in a row in a needle
from the top down: a needle in which eggs have been deposited; longitudinal section of the same; and stronger magnification of a single eggs, just below the needle’s epidermis
one day old larva.
25.iv: young larvae
the young larvae consume only the outer layer of the needles
8.v: older larvae
the older larvae eat the entire needle
The communal larve live freely on the needles.
Pinus nigra, sylvestris.
Univoltine; hibernation as egg.
distribution within Europe
Important defoliator in sylviculture.
Benson (1961a), Pschorn-Walcher & Altenhofer (2000a).