Tachytrechus dilaticosta
(Van Duzee, 1927)
Tachytrechus dilaticosta is a of long-legged fly in the Dolichopodidae, first described by Van Duzee in 1927. The Tachytrechus belongs to a diverse family of small predatory flies known for their metallic coloration and agile . Like other dolichopodids, members of this genus are active on other small insects. The species is rarely recorded, with minimal observational data available.
Pronunciation
How to pronounce Tachytrechus dilaticosta: /ˌtækiˈtrɛkəs dɪˌlætɪˈkɒstə/
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Identification
Identification of Tachytrechus dilaticosta to level requires examination of male genitalia, as is typical for the Dolichopodidae. The Tachytrechus can be distinguished from other dolichopodid genera by morphological characters, though specific diagnostic features for T. dilaticosta are not documented in available sources. Species within Tachytrechus are generally small, metallic flies with the characteristic long legs of the family.
Distribution
Recorded from North America. Specific locality data for Tachytrechus dilaticosta is sparse; the was described from material collected in the early 20th century.
Ecological Role
As a member of Dolichopodidae, Tachytrechus dilaticosta likely functions as a of small insects, contributing to regulation of of other arthropods in its .
Similar Taxa
- Tachytrechus angustipennisCongeneric with similar and ; both belong to the same of long-legged flies.
- Condylostylus speciesSimilar metallic appearance and predatory , though Condylostylus is generally more commonly encountered and often brighter green.