Diagnosis: Proboscis without scales, ocelli
large/prominent; forewing with Rs4 running to outer margin; fw
frequently with metallic crescentic markings along costal and inner
margins.
Diversity: Two subfamilies and 384 species worldwide; five genera
and 36 species in North America; a single species is known from North
Dakota, two additional species are known from Manitoba nr ND border.
Checklist numbers: 2336- 2346.
Biology: Larvae of most species are stem borers in Cyperaceae
(sedges), Juncaceae (Rushes), and Poaceae (grasses). Adults are diurnal
and can be found visiting flowers.
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Further reading:
Dougdale, John S. et al.,
Chapter 8. The Yponomeutoidea, pp. 119- 130 in Kristensen, Neils
P. ed. 1999. Lepidoptera, moths and butterflies. Part 35, Vol. 1 in Handbook
of Zoology. Maximilian Fischer ed. Walter de Gryter, New York. 491 pp.
Heppner, John B. 1985. The
Sedge moths of North America (Lepidoptera: Glyphipterigidae). Flora
& Fauna handbook No. 1. Flora & Fauna Publ. Gainesville, Fla.
254 pp.
Scoble, Malcom J. 1992.
Chapter 11. Lower Ditrysia, pp. 225- 254 in The Lepidoptera:
form, function, and diversity. Oxford Univ. press. 1982. 404 pp.
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