Platysoma aequum
(J.L.LeConte, 1863)
clown beetle
Platysoma aequum is a of clown beetle in the Histeridae. The Platysoma comprises small predatory beetles that inhabit spaces beneath bark, where they hunt other insects. This species occurs in North America, with records from Canada and the eastern and central United States. As with other histerid beetles, it likely plays a role in controlling of fly and larvae in dead and decaying wood.
Pronunciation
How to pronounce Platysoma aequum: //pləˈtɪsoʊmə ˈiːkwəm//
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Habitat
Under bark of dead or dying trees, particularly in association with freshly-cut logs and logging operations. One observation places individuals at a ponderosa pine logging mill in Colorado.
Distribution
Canada (Ontario, Quebec) and United States (Georgia, Indiana, North Carolina, Oklahoma, Virginia, Wisconsin).
Diet
Predatory; hunts larvae of flies and beetles.
Behavior
Active beneath bark. One individual was observed in the vicinity of freshly-cut ponderosa pine logs.
Ecological Role
of insect larvae in dead wood; contributes to nutrient cycling in forest through regulation of saproxylic insect .
More Details
Taxonomic Note
Authored by J.L. LeConte in 1863. The Platysoma is part of the diverse Histeridae , commonly known as clown beetles or hister beetles.