Metzgeriothallus

Metzgeriothallus sharona is the oldest known liverwort fossil, dating to the Middle Devonian. It is a simple, thalloid organism. M. metzgerioides is known from more fragmentary material dating to the Carboniferous of Scotland.

Metzgeriothallus

Metzgeriothallus sharona is the oldest known liverwort fossil, dating to the Middle Devonian. It is a simple, thalloid organism. M. metzgerioides is known from more fragmentary material dating to the Carboniferous of Scotland.