Omma
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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
Holotype (A,B) and paratype (C,D) specimens of Omma liassicum dating to the Triassic-Jurassic boundary ~ 200 million years ago
Specimen of Omma forte from the Mid-Cretaceous Burmese amber of Myanmar
Charmouth Mudstone Formation
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The Charmouth Mudstone Formation is a geological formation in England, dating to the Early Jurassic. It forms part of the lower Lias Group. It is most prominently exposed at its type locality in cliff
Omma
…Rhaetian), Lilstock Formation, Brown's wood, Warwickshire, Lower Jurassic (Hettangian), Blue Lias, Binton, Warwickshire, Lower Jurassic (Sinemurian), Charmouth Mudstone, Charmouth, England Omma sibiricum Ponomarenko, 1966, Lower Cretaceous (Valanginian), Zaza Formation, Baissa, West Transbaikalia Russia…
Cliffs of the Charmouth Mudstone Formation at Charmouth, Dorset
Vertebrate fauna of the Charmouth Mudstone Formation
Archaeonectrus
Attenborosaurus