Parthenolecanium rufulum (Cockerell, 1903)

oak soft scale

on trees and shrubs

Quercus robur, Hingary, Budapest, 22.v.2016 © László Érsek

detail

4.vi.2020

opened scale, with eggs

eggs

© Gyorgy Csóka, Hungary Forest Research Institute, Bugwood.org

parasite

Female scales oval, convex, dull reddish brown; up to 6 mm long and 4 mm wide. Larvae at the undersides of the leaves; for hibernation they migrate to thin branches, where they become adult after the winter. The species is parthenogenetic.

host plants

Polyphagous

Castanea sativa; Corylus avellana; Crataegus rhipidophylla; Quercus frainetto, lusitanica, petraea & subsp. iberica, pubescens, pyrenaica, robur, rubra; Tilia.

Mainly on oak.

synonyms

Eulecanium rufulum; Eulecanium pulchrum (Cockerell, 1903).

references

Buhr (1965a), Ćwierzyk & Dziedzicka (1987a), Dziedzicka (1988a), Gertsson (2016a), Gomez-Menor Ortega (1960a), Hellrigl (2004a), Hoffmann (2002a), Jansen (1999b), Kozár, Guignard, Bachmann ao (1994a), Kozár & Ostafichuk (1987a), Malumphy (2010a), Malumphy & Ostrauskas (2009a), Malumphy, Ostrauskas & Pye (2008a, 2010a), Masten Milek, Seljak, Šimala ao (2016a), Rainato A Pellizzari (2009a), Schmutterer & Hoffmann (2003a), Seljak (2010a), Trencheva, Gounari, Trenchev & Kapaxidi (2009a), Ülgentürk & Toros (1999a).