The Ommatidae are a family of beetles in the suborder Archostemata. [1] The Ommatidae are considered the extant beetle family that has most ancestral characteristics. [2] There are only seven extant species, confined to Australia and South America.

Omma is a genus of beetles in the family Ommatidae. Omma is an example of a living fossil. The oldest species known, O. liassicum, lived during the final stage of the Triassic , over 200 million years ago, though the placement of this species in Omma has been questioned. [1]

Ommatidae is a very small archostematan family with 2 extant genera. Omma comprises 4 species occuring in the eastern, south-eastern and south-western areas of Australia ( O. mastersii, O. stanleyi, O. sagitta, and O. rutherfordi ), and Tetraphalerus two described species (T. bruchi, T. wagneri) (Lawrence 1999; Hörnschemeyer 2005).

Ommatidae is a small and ancient family of beetles, now predominantly known through fossil records. These beetles existed from the Cretaceous period to the present, with modern representatives being quite rare.

Sep 29, 1998 · At first I was puzzled, then I realised it was an ommatid, a member of a family of beetles which dates back to the Jurassic," he recounts. The beetle, a fresh candidate for the honour of oldest...

Omma is a genus of beetles in the family Ommatidae. Omma is an example of a living fossil.

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.

Jul 1, 2022 · A rare archostematan beetle, Lepidomma beuteli sp. nov. (Insecta: Coleoptera: Archostemata), is described based on a well-preserved specimen from mid-Cretaceous Kachin amber.

Nov 12, 2021 · A new ommatin beetle, Omma lii sp. nov. (Insecta: Coleoptera: Archostemata) is described in mid-Cretaceous Burmese amber from northern Myanmar.

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.