30388 - Top Rare Beetle Preserved in Brea - Pleistocene Tar Pits California Squalicorax Mammals during the Mesozoic era

Mammals during the Mesozoic era were extremely rare although they had representation within the ecosystems in which dinosaurs reigned

† Dorypyge sp

823 g of this rare Pallasite found on the border between Algeria and Morocco

Alberti 1966 (trilobite)

some completely recrystallized

30388 - Top Rare Beetle Preserved in Brea - Pleistocene Tar Pits California Squalicorax Mammals during the Mesozoic eraHere is a very unusual fossil. This is a fossil beetle, preserved in tar from the Pleistocene ''La Brea Tar Pits'' of California. The distinct beetle is very well preserved in a 3 dimensional fashion. The detail is excellent. This is a very cool fossil insect from a classic fossil site.