Plegaderus sayi

Marseul, 1856

clown beetle

Plegaderus sayi is a of clown in the , first described by Marseul in 1856. The species occurs in North America, with documented records from Canada and the United States. Like other members of Histeridae, it belongs to a group commonly known as clown beetles due to their habit of when disturbed. The species is part of the Abraeinae, a lineage of small to minute histerid beetles.

Pronunciation

How to pronounce Plegaderus sayi: /plɛˈɡɑdɛrəs ˈseɪaɪ/

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Distribution

Documented from Canada (Alberta, British Columbia, New Brunswick, Nova Scotia, Ontario, Quebec) and the United States (Massachusetts, Maine, Michigan, New Hampshire, New Jersey, Wisconsin, Wyoming). Mexico is listed with uncertain status. The has a transcontinental northern distribution pattern.

More Details

Taxonomic status

The Catalogue of Life lists Plegaderus sayi as a synonym, while GBIF treats it as an accepted name. This discrepancy reflects ongoing taxonomic evaluation of the .

Observation records

As of current records, iNaturalist shows only 2 observations of this , suggesting it is either genuinely rare, underreported, or difficult to detect due to its small size and habits.