Aethes cnicana (Westwood, 1854)

thistle conch

on thistles

parasite

The larva bores in the flower heads after flowering has ended, feeding on the fruits. Then it bores into a stem, awaiting the hibernation; there also the pupation.

host plants

Asteraceae, oligophagous

Carduus; Cirsium oleraceum, palustre, vulgare.

distribution within Europe

(PESI, 2019).

larva

Body brownish white; head light brown; prothoracic plate brownish, hind margin darker; anal plate without markings; see Swatschek

pupa

See Patočka & Turčáni.

synonyms

Conchylis cnicana.

references

Bradley, Tremewan & Smith (1973a), Disqué (1905a), Fazekas (2008a), Hancock & Bland (2015a), Huisman, Koster, van Nieukerken & Ulenberg (2004a), Kovács & Kovács (2006a), Patočka & Turčáni (2005a), Swatschek (1958a).

mod 4.xi.2019