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Dichomeris costarufoella is a moth in the Gelechiidae family. It was described by Chambers in 1874. It is found in North America, where it has been recorded from Illinois and Louisiana to Nebraska, Oklahoma, Texas, New Mexico, Arkansas and Manitoba.
The wingspan is about 12 mm. The forewings are dark grey to black with a yellowish-brown basal patch that extends about halfway along the costa as a tapering streak. There are several small pale spots in the median area and a larger irregular-shaped spot in the postmedial area. The subterminal line is blackish, diffuse and inconspicuous. The hindwings are whitish or pale grey. Adults are on wing from April to October.
The larvae feed on Rudbeckia species.
References
Dichomeris costarufoella Wikipedia(Text) CC BY-SA