Aethes williana (Brahm, 1791)

silver carrot conch

polyphagous

parasite

The larva bores in the lower part of the stem, from there descending into the root.

host plants

Apiaceae, Asteraceae

Daucus carota; Eryngium campestre; Ferula; Gnaphalium sylvaticum; Helichrysum arenarium.

phenology

In the UK one generation (larvae from August till April), in Hungary two.

distribution within Europe

(PESI, 2019).

larva

Body yellow; head light to dark brown; prothoracic plate yellowish; anal plate with dark point; see Swatschek.

pupa

See Patočka & Turčáni

synonyms

Conchylis zephyrana (Treitschke, 1830).

notes

Sometimes a pest on Daucus.

references

Bradley, Tremewan & Smith (1973a), Disqué (1905a), Fazekas (2008a), Hancock & Bland (2015a), Huisman, Kuchlein, van Nieukerken ao (1986a), Kovács & Kovács (2006a), Patočka & Turčáni (2005a), Swatschek (1958a).

mod 4.xi.2019