Chrysocharis walleyi
Yoshimoto, 1973
Chrysocharis walleyi is a minute in the Eulophidae, described from eastern Canada in 1973. The Chrysocharis comprises that develop as parasitoids of leaf-mining insects, particularly agromyzid flies. This species is known from a small number of records in Nova Scotia, Ontario, and Québec. The specific epithet honors Canadian entomologist David B. W. W. Walley.
Pronunciation
How to pronounce Chrysocharis walleyi: //ˌkrɪsoʊˈkɛərɪs ˈwɔːli.aɪ//
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Identification
Identification to level requires examination of microscopic morphological features, including segmentation, wing venation, and body proportions. Members of Chrysocharis can be distinguished from related eulophid by the combination of reduced wing venation and specific arrangements of setae on the mesoscutum. Definitive identification of C. walleyi relies on comparison with the original type material and description.
Distribution
Eastern Canada: Nova Scotia, Ontario, and Québec.
Ecological Role
Presumed of leaf-mining insects, based on documented of . The Chrysocharis is known to attack agromyzid leaf-miner larvae (Diptera), with some also recorded from other holometabolous larvae in leaves.
Similar Taxa
- Chrysocharis pentheus (Walker)Another Nearctic Chrysocharis with overlapping distribution in eastern Canada; distinguished by subtle differences in antennal structure and propodeal .
- Chrysocharis liriomyzae (Girault)Widespread in the same that parasitizes agromyzid leaf miners; requires microscopic examination for separation from C. walleyi.
More Details
Taxonomic note
Described by Yoshimoto in 1973 based on material from Canada. The epithet 'walleyi' commemorates David B. W. W. Walley (1908–1988), a Canadian entomologist who contributed significantly to the study of Canadian Hymenoptera.