Trichapion commodum
(Fall, 1898)
Trichapion commodum is a of in the Brentidae, described by Fall in 1898. It belongs to the Apioninae, a group characterized by their distinctive elongated rostra. The Trichapion is distinguished by having with a scape that is distinctly longer than the . This species has been recorded from the Canadian Prairie provinces.
Pronunciation
How to pronounce Trichapion commodum: /ˌtrɪkəˈpaɪən ˈkɒmədəm/
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Identification
Members of Trichapion are distinguished from other apionine by the scape of the being longer than the . Specific identification of T. commodum requires examination of genitalia or other fine morphological characters, as external features overlap with . The elongated rostrum typical of Brentidae is present, with antennae inserted partway along its length.
Distribution
Recorded from the Canadian Prairie provinces: Alberta, Manitoba, and Saskatchewan.
Similar Taxa
- Other Trichapion speciesExternal is highly similar; genitalic examination often required for definitive identification.
- Other Apioninae generaTrichapion is distinguished by the elongated antennal scape exceeding length.
More Details
Taxonomic note
The Trichapion was established by Kissinger in 1968, separating these from the broader concept of Apion sensu lato. The tribal placement in Trichapiini reflects this distinct lineage within Apioninae.