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Ommatidae
The Ommatidae are a family of beetles in the suborder Archostemata. The Ommatidae are considered the extant beetle family that has most ancestral characteristics. Extant species of this group only occur in Australia and South America, but the geographical distribution was much wider during the Mesozoic. So far, 13 extinct genera containing over 100 species of these beetles have been described. Two extant genera have been assigned to this family: Omma and Tetraphalerus.
5 branches of this family, most-observed first

Ommatinae
subfamilyOmmatinae

Tetraphalerus
genusTetraphalerus
Zygadenia
genusZygadenia
Rhopalomma
genusRhopalomma
Tetraphalerinae
subfamilyTetraphalerinae
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Ommatidae in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 467297.