Placonotus

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Placonotus
Placonotus macrognathus
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Coleoptera
Suborder: Polyphaga
Infraorder: Cucujiformia
Superfamily: Cucujoidea
Family: Laemophloeidae
Genus: Placonotus
MacLeay, 1871

Placonotus is a genus of beetles in the family Laemophloeidae. There are 40 currently recognized species, known from all continents except Antarctica. Placonotus species are small (~2mm), elongate, flattened beetles, characterized by long filiform antennae, presence of a frontoclypeal suture, open anterior coxal cavities, and broadly rounded intercoxal process of abdominal ventrite III. Males have the 8th abdominal segment modified to form claspers used during mating.[1] Adults and larvae are found under dead bark, where they feed on fungi. Currently recognized species are:

The genus has been treated taxonomically for several geographical regions: the New World;[1] Africa;[2] Europe;[3] and India.[4] The Asian, Pacific, and Australian faunas have not been worked and there are probably many unassigned and undescribed species.

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