Cyathophyllum helianthoides Goldfuss

Scale bar = 5cm

Description

Middle Devonian, Old Red Sst. & Devonian Lst.
Gerolstein
Germany
M3230
Description:

Two solitary rugose corals, each was formed by just one organism (a polyp). Modern coral are not closely related to the rugose and tabulate corals that became extinct in the end-Permian mass extinction.
Moore, C.

Classification

Cnidaria
Anthozoa
Rugosa
Stauriida
Cyathophyllidae
Cyathophyllum
helianthoides
X