Cinara (Cinara) piceicola (Cholodkovsky, 1896)

Albrecht, Anders Christian, 2017, Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha), European Journal of Taxonomy 338, pp. 1-160 : 16-17

Cinara (Cinara) piceicola (Cholodkovsky, 1896)

Figs 38–39

Diagnosis

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.

Recorded hosts

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

Recorded attendant ants

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

Distribution

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

Figures

Fig. 38. Cinara (Cinara) piceicola (Cholodkovsky, 1896). Apterae and juveniles on branches of Picea abies, attended by Formica aquilonia Yarrow, 1955.

Fig. 39. Cinara (Cinara) piceicola (Cholodkovsky, 1896) on dwarfish Picea abies. A–B. Colony of apterae and oviparae among gravel at ground level. C. Apterae on stem, attended by Formica lugubris Zetterstedt, 1838.