Canthocamptidae is a family of copepods. Most of the 700 species are confined to fresh water, although there are also marine species. It contains the following genera:

Indeterminate fossils likely members of the family are known from the late Carboniferous of Oman, which were found in a clast of bitumen from a diamictite that had likely seeped up through a subglacial lake.

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