Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha)
Albrecht, Anders Christian
European Journal of Taxonomy
2017
2017-07-24
338
1
160
9XKM
(Ratzeburg, 1843)
Ratzeburg
1843
[502,1085,385,412]
Insecta
Adelgidae
Adelges
GBIF
Animalia
Hemiptera
11
12
Arthropoda
species
viridis
Sacciphantes
Figs 22–23
Diagnosis Overwintering first instar fundatrix dark green; dorsal sclerites with groups of 2–7 ring-like wax pores; prothoracic pleurospinal sclerites almost square. Al. gallicola about 2 mm, dark olive to blackish with thin greyish wax dusting and transverse white wax markings; abdomen greenish or olive brown; wax wool production weak. Wax glands on head and prothorax absent or indistinct, without clear facets; rhinaria on ant. III–V oval to circular. Eggs green. Galls solitary, otherwise as in A. abietis. Holocyclic and dioecious, alternating between Piceaand Larix.
Recorded primary hosts Pinaceae: Picea abies*, engelmannii, glauca*, koraiensis, omorika, orientalis, pungens, sitchensis, spp.
Distribution F.
A11 (A4) Siphunculi present; adults without sclerotised ovipositor. Apterae rarely less than 1.2 mm; antennae at least 4-segmented ..................... AphididaeLatreille, 1802A12