Plant Parasites of Europe

leafminers, galls and fungi

Acantholyda hieroglyphica

Acantholyda hieroglyphica (Christ, 1791)

web-spinning pine-sawfly

on Pinus

Acantholyda hieroglyphica on Pinus halepensis

Pinus halepensis, Hungary, Budapest, Arboretum, 6.viii.2015 © László Érsek

Acantholyda hieroglyphica on Pinus halepensis

feeding damage

Acantholyda hieroglyphica on Pinus halepensis

the larva is well concealed

Acantholyda hieroglyphica on Pinus halepensis

silken tube with frass grains

Acantholyda hieroglyphica on Pinus halepensis

laeve and silken tube

Acantholyda hieroglyphica on Pinus halepensis

larva

Acantholyda hieroglyphica on Pinus halepensis

had and thorax, dorsal

Acantholyda hieroglyphica on Pinus halepensis

head, frontal

Acantholyda hieroglyphica: larva on Pinus spec.

Pinus spec., Belgium, prov. prov. Namur, Doische, Matagne-la-Grande, 26.v.2018 © Stéphane Claerebout

parasite

Larvae solitary or in small group in a silken tube among the needled; the spinnings are filled with masses of frass. Pupation, without a cocoon, in the soil. Oviposition as one egg per needle. Preference for 3-4 years old trees.

host plants

Pinaceae, monophagous

Pinus cembra, contorta, mugo, pinaster, pinea, sylvestris.

phenology

Mostly univoltine, sometimes bivoltine.

distribution within Europe

(PESI, 2020).

references

van Achterberg & van Aarten (1986a), Hoop (1983a), Magis (1988a), Midtgaard (1986a), Pschorn-Walcher & Altenhofer (2000a), Pschorn-Walcher & Taeger (1995), Savina & Chevin (2012a), Stritt (1952a), Taeger, Altenhofer, Blank, ao (1998a, Toimil & Acosta (1995a).

Last modified 12.vii.2022