Pexicopiini

Hodges, 1986

Genus Guides

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Pexicopiini is a tribe of small within the Anomologinae of the Gelechiidae, established by Hodges in 1986. The tribe is characterized by specific morphological features of the male genitalia, particularly musculature patterns that distinguish constituent . Recent taxonomic work has clarified relationships within the tribe, including the establishment of new genera based on functional of genital structures. The tribe includes genera distributed primarily in the Palearctic region.

Epilechia catalinella by (c) Sue Carnahan, some rights reserved (CC BY), uploaded by Sue Carnahan. Used under a CC-BY license.Sitotroga cerealella Piazzo 06 by Syrio. Used under a CC BY-SA 4.0 license.Sitotroga cerealella on corn by Clemson University - USDA Cooperative Extension Slide Series, Bugwood.org. Used under a CC BY 3.0 license.

Pronunciation

How to pronounce Pexicopiini: /ˌpɛksɪkoʊˈpiːɪnaɪ/

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Identification

Male genital musculature provides diagnostic characters for distinguishing Pexicopiini . Specifically, the presence or absence of muscle m3 has been used to associate genera: Sitotrogoides and Sitotroga share the lack of muscle m3, separating them from other genera in the tribe. Detailed examination of the musculoskeletal apparatus of the male genitalia is required for definitive generic assignment.

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Distribution

Confirmed records from Japan and Korea for at least some constituent (Sitotrogoides acanthopis). Broader geographic range of the tribe as a whole is not explicitly documented in available sources.

Similar Taxa

  • SitotrogaShares the lack of muscle m3 in male genitalia with Sitotrogoides, distinguishing both from other Pexicopiini ; this musculature reduction represents a derived character state linking these genera.

More Details

Taxonomic history

The tribe was established by Hodges in 1986. Recent revisionary work (2019) has focused on functional of male genitalia to clarify generic limits, demonstrating that musculature characters provide more reliable phylogenetic signals than form alone.

Research focus

Available literature emphasizes taxonomic revision and male genital rather than , , or . The 3,333 iNaturalist observations suggest the tribe is moderately well-documented photographically, though these data are not taxonomically verified.

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Sources and further reading