Cinara (Cinara) piceicola

Cinara (Cinara) piceicola (Cholodkovsky, 1896)

Figs 38–39

Apterae 2–4.2 mm, grey-green, olive or pale brown with darker head and thorax and two longitudinal darker stripes. Siphuncular cones small, inconspicuous. Holocyclic, monoecious on Picea. Colonies on lignified shoots and branches, on tall as well as small spruces, in summer also on subterraneous parts. Often at ground level on dwarfish spruces on sandy ground at roadsides and ditch margins. Usually antattended.

Pinaceae: Picea abies *, glauca, orientalis, pungens, sitchensis, spp.

Formicinae: Formica aquilonia *, lugubris *, pratensis *, sanguinea *, truncorum *; Lasius fuliginosus *, niger *. Myrmicinae: Myrmica rubra *.

D F N S.

A15 (A3) Aphids on roots of Picea................................................................................................A16

A16 (A17) Apterae 2–6 mm, with brown, green or blackish colours; siphunculi present as pores elevated on cones. On thick roots, usually ant-attended...................................................................................................................... Cinara Curtis, 1835 go to entry point A14 (p. 14)

A17 (A16) Apterae 0.5–2 mm, whitish, pale green or yellowish, exuding abundant white wax wool; siphunculi absent. On thin mycorrhizal root ends, not attended by ants............................................................................................................................ Eriosomatinae Kirkaldy, 1905