Adelges (Adelges) laricis Vallot, 1836

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: 9

publication ID

https://doi.org/10.5852/ejt.2017.338

publication LSID

lsid:zoobank.org:pub:86786AB1-4A1A-4A1E-B42B-53B73D66ED60

DOI

http://doi.org/10.5281/zenodo.3851515

persistent identifier

http://treatment.plazi.org/id/039F8788-FFE8-FFC0-AB2E-FB6F10134748

treatment provided by

Carolina

scientific name

Adelges (Adelges) laricis Vallot, 1836
status

 

Adelges (Adelges) laricis Vallot, 1836  

Figs 8–9 View Fig View Fig

Diagnosis

Fundatrix about 2.5 mm, blue-green with long wax filaments. Al. gallicolae 1–2 mm, blackish, wax glands poorly developed, premarginal glands absent, wax wool sparsely produced; head with 4 separate wax gland plates; ant. III shorter than IV. Galls 5–15 mm, pale yellowish with a waxy texture, often with a slight pinkish tinge, widely dispersed, usually singly on their branch; terminal or with very restricted plant growth beyond the gall; chambers not completely closed: nymphs often seen on outer gall surface. Galls opening in June–July. Holocyclic and dioecious, alternating between Picea   and Larix   (see also p. 24). Mixed spruce forests, rarely in moist or shady positions, also on solitary trees.

Recorded primary hosts

Pinaceae   : Picea abies   *, glauca   , koraiensis   , mariana   , orientalis   , pungens   , sitchensis   .

Distribution

D F N S.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Adelgidae

Genus

Adelges