Capitophorus carduinus (Walker, 1850)
green thistle aphid
on Carduus, Cirsium
Cirsium palustre, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints
parasite
Apterae ± 2 mm, pale greenish white to yellowish green, almost translucent, often with two indistinct darker green longitudinal stripes, siphunculi very long and slender; mainly at undersides of lower leaves.
host plants
Asteraceae, narrowly oligophagous
Carduus acanthoides, crispus, nutans, pycnocephalus; Cirsium arvense, palustre, vulgare.
references
Barbagallo & Massimino Cocuzza (2014a), Blackman & Eastop (2017), Barbagallo & Pollini (2014a) , Börner & Franz (1956a), Heie (1994a), Novgorodova & Stekolshchikov (2013a), Petrović (1998a), Tambs-Lyche (1970a), Wojciechowski, Depa, Halgoš ao (2016a).