Dolichopus aurifex
Van Duzee, 1921
Dolichopus aurifex is a of long-legged fly in the Dolichopodidae, described by Van Duzee in 1921. As a member of the Dolichopus, it shares characteristics with other species in this group, including elongated legs and metallic coloration typical of many dolichopodids. The species belongs to a diverse family of predatory flies known for their agility and complex courtship .
Pronunciation
How to pronounce Dolichopus aurifex: /doˈlikoˌpʊs ˈaʊ̯rɪfɛks/
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Identification
Identification to level in Dolichopus generally requires examination of male genitalia. Males of most Dolichopus species possess specialized on the front that may resemble tiny flags, used in . Without specific morphological details for D. aurifex, distinguishing it from relies on these male secondary sexual characteristics and detailed structural examination.
Diet
are predatory on other small insects. Members of the Dolichopus have been observed preying on mosquito larvae at the water surface.
Behavior
Males of Dolichopus perform complex courtship dances using their ornamented front to display to females. Members of the have been observed running on the surface film of water.
Ecological Role
As of small insects and mosquito larvae, dolichopodid flies may contribute to natural control of pest insect .
Similar Taxa
- CondylostylusBright metallic green long-legged flies commonly encountered in gardens and forest edges; Condylostylus are more frequently observed and lack the specialized tarsal ornamentation of Dolichopus males.
- HydrophorusAlso found on water surfaces, but Hydrophorus are adapted for skating across puddles and open water rather than running on the surface film.
- MedeteraLong-legged flies associated with tree trunks; Medetera have a distinctive 'tiptoe' posture and shorter legs relative to body size.