Asclerini

Distinguished from other Oedemeridae tribes by combinations of antennal structure, tarsal formula, and male genitalia characteristics. Separation from related tribes (such as Oedemerini) requires examination of tarsal segmentation and detailed morphological features. The swollen hind femora of males, when present, aid in recognition to family level but not to tribe. Definitive identification to tribe level typically requires dissection and examination of aedeagal structures.

Associated with flowering vegetation, meadows, and herbaceous plant communities. Often found on flowers where adults feed on pollen. Larval habitats presumed to include decaying wood, plant stems, or soil, based on family-level patterns, though specific larval microhabitats for most Asclerini genera remain poorly documented.

Widespread across the Holarctic region, with representation in North America, Europe, and Asia. Distribution extends into other regions including parts of Africa and the Neotropics, reflecting the broad geographic range of the family Oedemeridae.

Adult activity generally coincides with flowering periods of host plants, typically spring through summer in temperate regions. Peak activity varies by latitude and local climate conditions.

Adults frequently observed on flowers, where they feed on pollen. Males with swollen hind femora use these modified legs to clasp females during mating. Adults are diurnal and capable of flight. When disturbed, some individuals may exhibit thanatosis (feigning death).

Adults function as pollen feeders on diverse flowering plants, potentially contributing to pollination in some systems. Larval roles likely involve decomposition of plant material, though specific ecological contributions remain poorly studied for most genera.

No significant direct economic impact. Like other Oedemeridae, some species may contain cantharidin, though Asclerini are not among the primary sources of this compound. Occasionally present in gardens and natural areas where they attract attention from entomologists and naturalists.

• OedemeriniAnother tribe within Oedemeridae; distinguished by tarsal formula and antennal structure, requiring detailed examination for separation
• CalopodiniRelated tribe of Oedemeridae with overlapping morphology; differentiation relies on male genitalia and subtle tarsal characteristics

• Oedemeridae
• false blister beetles
• Coleoptera
• flower beetles
• pollen feeders

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• iNaturalist taxon
• Catalogue of Life