Illustrated identification guide to the Nordic aphids feeding on Conifers (Pinophyta) (Insecta, Hemiptera, Sternorhyncha, Aphidomorpha)
Author
Albrecht, Anders Christian
text
European Journal of Taxonomy
2017
2017-07-24
338
1
160
journal article
22023
10.5852/ejt.2017.338
be9f3ab9-3131-4e11-8d29-a94275ffaac9
2118-9773
3834349
86786AB1-4A1A-4A1E-B42B-53B73D66ED60
Brachycaudus (Brachycaudus) helichrysi
(Kaltenbach, 1843)
Diagnosis
Aptera
1–1.8 mm
, pale green, yellow or yellowish white, ovoid, slightly dorsoventrally flattened. Appendages apically darkened. Siphunculi conical, 1–1.5 times as long as wide. Holocyclic, dioecious, alternating between
Prunus
(Rosaceae)
and
Asteraceae
and
Boraginaceae
.
Cryptomeria
is hardly a true host. Often attended by ants, but no record from conifers.
Recorded coniferous hosts
Cupressaceae
:
Cryptomeria japonica
?
Distribution
D F I N S.
F6 (F2 F5) Siphunculi parallel-sided, more than 4 times as long as wide ..........
Myzus
Passerini, 1860