Trisapromyza
Shewell, 1986
Trisapromyza is a of small in the , established by Shewell in 1986. The genus contains at least two described : Trisapromyza pictipes and Trisapromyza vittigera. Lauxaniid flies are generally associated with decaying material and . Information on this genus remains limited, with few observations documented.
Pronunciation
How to pronounce Trisapromyza: /traɪˌsæproʊˈmaɪzə/
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Identification
Members of Trisapromyza can be distinguished from other by specific combinations of bristle patterns and , though precise diagnostic features require examination of . The genus name references similarities to Sapromyza, from which it was separated based on structural differences. -level identification relies on examination of male and subtle differences in leg coloration and patterning.
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Distribution
Documented from North America based on the localities of the two described ; precise range boundaries remain undefined due to limited records.
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Taxonomic History
The was erected by G.C. Shewell in 1986 to accommodate previously placed in Sapromyza that showed consistent structural differences. The two included species were described by Becker (1919) and Coquillett (1902) respectively, long before the genus was recognized.
Research Needs
The is poorly known, with only five observations recorded on iNaturalist as of the data cutoff. Basic biology, complete inventory, and geographic range require further study.