Calosirus
{{Short description|Genus of beetles}}
{{Automatic taxobox
|image =
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|display_parents = 2
|taxon = Calosirus
|authority = Thomson, 1859
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File:Calosirus_terminatus_(Herbst,_1795)_(12495878544).png
Calosirus is a genus of beetles belonging to the family Curculionidae.{{cite web |title=Calosirus Thomson, 1859 |url=https://www.gbif.org/species/6758287 |website=www.gbif.org |access-date=19 February 2021 |language=en}}
The genus was first described by Thomson in 1859.
The species of this genus are found in Europe.
Species: