Erioptera megophthalma

Alexander, 1918

Erioptera megophthalma is a small crane fly in the Limoniidae, first described by Charles Paul Alexander in 1918. The name refers to its relatively large compared to related Erioptera species. It occurs in moist forested across eastern North America. are active in late spring and early summer.

Pronunciation

How to pronounce Erioptera megophthalma: /ˌɛɹiˈɒptəɹə ˌmɛɡɒfˈθælmə/

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Identification

Distinguished from other Erioptera by its notably enlarged , referenced in the specific epithet "megophthalma" (Greek: mega = large, ophthalma = ). As with many limoniid crane flies, precise identification requires examination of male terminalia and wing venation patterns.

Habitat

Moist deciduous and mixed forests, often near streams or in seepage areas. are found in shaded understory vegetation.

Distribution

Eastern North America: from Michigan and Ontario east to Newfoundland, south to Tennessee and North Carolina.

Seasonality

active May through July, with peak activity in June.

Ecological Role

Larvae of related Erioptera develop in decaying wood or moist organic matter; likely serve as prey for spiders and insectivorous birds.

Similar Taxa

  • Erioptera canaOverlapping range and ; distinguished by smaller and different male genitalia structure.
  • Erioptera sordidaSimilar size and preference; requires examination of wing venation and size for separation.

Sources and further reading