Cochylis dubitana, the little conch, is a moth of the family Tortricidae. It is found in China (Heilongjiang), most of Europe, and in the Caucasus.Cochylis Treitschke in China: one new species and five new records (Lepidoptera, Tortricidae, Cochylini) It is also found in North America, where it has been recorded from Colorado, Maine, Ontario and Washington.mothphotographersgroup
The wingspan is 11–16 mm. The head is white and the thorax dark grey. The forewing costa is gently arched. The ground colour is ochreous whitish or rosy -whitish, the costa strigulated with blackish. The small basal patch and the spot on costa touching it are dark grey. An irregular brownish median fascia is dark grey on the costa and dorsum and obliquely interrupted above the middle. There is a pale greyish ochreous cloud above the tornus and a narrow terminal fascia, dilated on costa. The cilia are dark grey, blackish-mixed. The hindwings in males are whitish-grey, in females grey. The larva is whitish; head light red-brown; plate of 2 yellow, black-edged posteriorly.Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf Keys and description Julius von Kennel provides a full description.Julius von Kennel, 1921, The Palaearktischen Tortriciden, eine monographische Darstellung. Stuttgart: E. Schweizerbart'sche Verlagsbuchhandlung. 742 pp. - Palaearctic Tortricidae, a monograph.pdf at Zobodat 266- 269
There are two generations per year with adults on wing in June and again in August.
The larvae feed inside the flowers and developing seedheads of various Asteraceae species, including Senecio, Crepis and Hieracium species and Sonchus arvensis and Solidago virgaurea. Larvae can be found in July and from August to April. They overwinter in a cocoon among debris. Pupation takes place from April to July in a cocoon on the ground among debris.UKmoths
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