Ostrocerca truncata

(Claassen, 1923)

Truncate Forestfly

Ostrocerca truncata, commonly known as the forestfly, is a of in the Nemouridae. Originally described as Nemoura truncata by Claassen in 1923, it is one of approximately 50 species in the Ostrocerca. The species is found in eastern North America, with records from Connecticut, Indiana, Kentucky, Maine, Massachusetts, and other states. Like other Nemouridae, it is associated with cool, clean streams and emerges in spring.

Pronunciation

How to pronounce Ostrocerca truncata: /ˌɒstroʊˈsɛrkə ˈtrʌŋkətə/

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Habitat

Cool, clean streams with rocky substrates typical of .

Distribution

Eastern North America. Documented records from Connecticut, Indiana, Kentucky, Maine, and Massachusetts.

Seasonality

Spring typical of the group.

More Details

Original Description

First described as Nemoura truncata by Claassen in 1923, later transferred to Ostrocerca.

Taxonomic Notes

The Ostrocerca contains approximately 50 , most of which are poorly known and difficult to identify. Species-level identification in this genus typically requires examination of genitalia.

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Sources and further reading