Pegomya winthemi
(Meigen, 1826)
Pegomya winthemi is a small in the , measuring 4.25–5 mm in length. First described by Johann Wilhelm Meigen in 1829 as Anthomyia winthemi, it occurs in North America and parts of Europe including Denmark, Norway, and Sweden. The species exhibits distinctive morphological features including yellowish-red coloration on the angles of the and .
Pronunciation
How to pronounce Pegomya winthemi: //ˌpɛɡoʊˈmaɪə ˈwɪnθəˌmaɪ//
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Identification
Distinguished from similar Pegomya by combination of: single posthumeral bristle (not duplicated), almost bare area between posthumeral and margin, distinctly protruded lower , and yellowish-red angles of thorax and . The infuscated tips and hair length relative to diameter provide additional diagnostic characters.
Images
Appearance
Small , 4.25–5 mm in length. darkened with brownish tinge at the tips (infuscated apically). angles of and yellowish-red. with longest hairs slightly longer than diameter. Lower distinctly protruded. Scutellum disc almost bare. Posthumeral bristle single (not duplicated), with area between posthumeral and thorax margin almost bare.
Distribution
North America; Europe (Denmark, Norway, Sweden confirmed present)
Similar Taxa
- Other Pegomya speciesMany Pegomya share general body plan and size; P. winthemi distinguished by specific bristle patterns and coloration details
More Details
Taxonomic history
Originally described as Anthomyia winthemi by Meigen in 1829, later transferred to Pegomya. Authorship sometimes cited as (Meigen, 1826) in modern databases.