Uroleucon cirsii (Linnaeus, 1758)

large thistle aphid

on Cirsium, (Tragopogon)

Uroleucon cirsii: aptera on Cirsium arvense

Cirsium arvense, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints

Uroleucon cirsii: aptera on Cirsium arvense

Cirsium arvense, Flevoland, Reve-Abbertbos © Hans Jonkman

Uroleucon cirsii on Cirsium arvense

Cirsium arvense, Zeewolde, Harderbos © Hans Jonkman

Uroleucon cirsii: apterae on Cirsium arvense

another image

Uroleucon cirsii: larvae

larvae

Uroleucon cirsii: alata

alata

gall

leaves crumpled, rolled inwards, sometimes unusually hairy. Aphids 3-5 mm, bronze brown, with dark head and prothorax, transverse rows of black spots; siphunculi black, cauda yellow. No host plant alternation.

hostplants

Asteraceae, practically monophagous

Cirsium arvense, canum, oleraceum, palustre, rivulare, vulgare.

Occasionally Tragopogon pratensis subsp. orientalis.

synonyms

Dactynotus cirsii.

references

Barbagallo & Pollini (2014a), Blackman & Eastop (2014), Buga & Stekolshchikov (2012a), Buhr (1964b), Hellrigl (2004a), Influential Points (2017), Heie (1995a), Lampel & Meier (2007a), Osiadacz & Wojciechowski (2008a), Petrović (1998a), Tomasi (2012a).

mod 19.vii.2018