570 vanished lives

473Precambrian

Complex branching and septa make it a candidate early eukaryote or fungus.

474Precambrian

Cup-like bodies linked by filaments have been read as fungi or a microbial colony.

475Paleozoic

Tiny sac-like structures in coal balls resemble an early ascomycete.

476Paleozoic

Fungal filaments surrounded cyanobacterium-like cells in an early lichen-style partnership.

477Precambrian

Circular carbon films may represent a giant single-celled eukaryote traditionally called an alga.

478Precambrian

Sausage-shaped carbon films may be macroalgae or another early eukaryote.

554Paleozoic

Carbonized cell sheets and tangled tubes came from an enigmatic early terrestrial organism.