Problematica -Charnodicus sp.
Late Precambrian (Vendian)
Penega Formation
East Angelsk, White Sea.

46mm frond on 66mm slab. Extremely rare.

Charnodiscus sp. is a mysterious Ediacaran organism often grouped among the Problematica—fossils so unusual their exact classification remains uncertain. Shaped like a radiating disc with delicate, petal-like structures, Charnodiscus may have anchored to the seafloor like a frond, passively absorbing nutrients. Its strange form highlights the bizarre diversity of life before the Cambrian explosion, offering a rare window into Earth’s earliest complex ecosystems.