Cinara (Cinara) laricis (Hartig, 1839)

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 : 26

Cinara (Cinara) laricis (Hartig, 1839)

Figs 63–65

Diagnosis

Aptera 3–5 mm, subshining brown with numerous small black hair-bearing sclerites and usually with a greyish wax bloom pattern rendering a conspicuous chequered appearance. Holocyclic, monoecious on Larix . Found in forest margins, meadows, parks, plantations etc. In small colonies or scattered along 1–3 year-old twigs of tall trees, on young shoots and cones, and trunks of young trees. Sometimes antattended.

Recorded hosts

Pinaceae : Larix decidua *, decidua x kaempferi , gmelinii , leptolepis, sibirica *.

Recorded attendant ants

Formicinae : Formica rufa *; Lasius niger *.

Distribution

D F S B.

Figures

Fig. 63. Cinara (Cinara) laricis (Hartig, 1839). Adult apterae with juvenile apterae and alatae. A–D. On Larix decidua. E. On L. sibirica.

Fig. 64. Cinara (Cinara) laricis (Hartig, 1839). Alatae and apterae with nymphs on young cones of Larix decidua. Note the wax-powdered venter (in C).

Fig. 65. Cinara (Cinara) laricis (Hartig, 1839) on Larix decidua in late autumn. A. Ovipara on twig. B. Eggs between scales of previous year’s cone. Preanal wax ring absent in the ovipara, hence the eggs without wax cover.