Selenophorus palliatus

Members of the genus Selenophorus can be distinguished from other ground beetles by their distinctive eye structure: the eyes are notably large, convex, and distinctly protrude from the head. The genus name "Selenophorus" refers to this moon-like (selene) bearing (phorus) eye appearance. Species-level identification within Selenophorus requires examination of male genitalia and detailed comparison of elytral microsculpture and coloration patterns. S. palliatus specifically exhibits pale or pallid markings on the elytra, consistent with its species epithet "palliatus" (cloaked or mantled).

As a member of the tribe Harpalini, Selenophorus palliatus is associated with ground-level habitats including open areas, agricultural fields, and disturbed sites. The species is ground-dwelling and has been collected in a variety of terrestrial environments across its range.

Recorded from the United States, Mexico, the Bahamas, and broadly across North America. GBIF distribution records confirm presence in these regions with status listed as PRESENT.

Nocturnal in activity pattern. Flightless, relying on rapid running locomotion for movement and predator escape.

• Other Selenophorus speciesApproximately 170 species exist in the genus; differentiation requires examination of male genitalia and elytral microsculpture. S. palliatus is distinguished by its characteristic pallid elytral markings.
• Other Harpalinae ground beetlesSelenophorus species are distinguished from related ground beetles by their large, convex, protruding eyes and nocturnal, flightless habit.

• ground beetle
• Carabidae
• nocturnal
• flightless
• North America

• BugGuide
• Wikipedia
• GBIF taxonomy match
• iNaturalist taxon
• Desmocerus palliatus – elderberry borer | Beetles In The Bush
• January | 2011 | Beetles In The Bush | Page 3