Oestrophasia signifera

As a member of Phasiinae, Oestrophasia signifera likely exhibits the subfamily's characteristic slender body form and reduced facial vibrissa. Definitive identification requires examination of male terminalia and comparison with congeners; O. signifera can be distinguished from related species by specific arrangements of bristles on the scutum and scutellum, though these characters require specialist taxonomic knowledge.

Canada, United States, Mexico, Trinidad and Tobago, and Costa Rica. Records span temperate North America through tropical Central America and the Caribbean.

• Hemiptera - parasitoidGenus Oestrophasia is known to parasitize true bugs; specific host records for O. signifera are not documented

As a tachinid parasitoid, this species likely contributes to population regulation of its hemipteran hosts. The genus is part of the tribe Oestrophasini, which specializes on pentatomoid bugs.

• Other Oestrophasia speciesCongeners share similar body plan and bristle patterns; dissection and comparison of male genitalia required for reliable separation
• Other Phasiinae genera (e.g., Cylindromyia, Trichopoda)Subfamily members share general tachinid morphology and parasitoid lifestyle on true bugs; Oestrophasia distinguished by specific bristle arrangements and wing venation

• Tachinidae
• Phasiinae
• parasitoid
• North America
• Central America
• Diptera

• BugGuide
• Wikipedia
• GBIF taxonomy match
• iNaturalist taxon