Calaphis betulicola (Kaltenbach, 1843)
black-tipped dark-veined birch aphid
on Betula
Betula nana, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints

Betula spec.,landgoed Tongeren © Hans Jonkman
gall
aphids, mainly on the underside of leaves of seedlings and small trees, may cause some malformations of seedlings and small trees. Not attended by ants. The apterae have long antenna, the apices of antennal segments, feet parts and siphunculi are darkened.
host plants
Betulaceae, monophagous
Betula nana, pendula, pubescens.
synonyms
Kallistaphis betulicola.
references
Blackman & Eastop (2016), Börner & Franz (1956a), Börner & Heinze (1957a), Buhr (1964b), Danielsson (1974a), Dransfield & Brightwell (2015a), Heie (1982a), Holman (1996a), Influential Points (2016), Lampel & Meier (2003a), Mier Durante & Nieto Nafría (1981a), Nieto Nafría & Mier Durante (1998a), Osiadacz & Wojciechowski (2008a), Stroyan (1977a), Tambs-Lyche & Heie (1984a), Weis (1955a), Wieczorek & Kanturski (2011a), Wojciechowski, Depa, Halgoš ao (2016a).