Cryptoblabes bistriga

Cryptoblabes bistriga is a species of snout moth in the genus Cryptoblabes. It was described by Adrian Hardy Haworth in 1811.^[1] It is found in most of Europe, except Portugal, parts of the Balkan Peninsula and Ukraine.

Fig. 2 larva after final moult

Cryptoblabes bistriga
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Pyralidae
Genus:	Cryptoblabes
Species:	C. bistriga
Binomial name
Cryptoblabes bistriga (Haworth, 1811)[1][2]
Synonyms
Phycis bistriga Haworth, 1811 Ancylosis rutilella Zeller, 1839 Cryptoblabes loxiella Ragonot, 1887 Ilithyia obsoletella Heinemann, 1865

The wingspan is 18–20 mm.The forewings are fuscous, the veins broadly suffused with fuscous-reddish; lines whitish, first at 4, rather thick, straight, second very near termen, serrate; discal dots obscurely indicated; a whitish terminal suffusion. Hindwings light fuscous. Larva pale brown, darker-freckled; dorsal line darker; subdorsal and lateral blackish-brown; spiracular ochreous-whitish, double; a brown black-centred lateral spot on 3 and 12; head light brown: in folded leaves of oak and alder; 9, 10.^[3][4][5][6]

They are on wing from late June to July.^[7]

The larvae feed on the leaves of various trees, including Quercus, Alnus and Myrica species. They feed from within a folded leaf.