rugose coral

C34508
concept

A rugose coral is an extinct order of solitary or colonial Paleozoic corals characterized by horn-shaped or wrinkled calcareous skeletons with well-defined internal septa.

Observed surface forms (1)

Surface form Occurrences
reef-building organism 1

Instances (2)

Instance Via concept surface
Hexagonaria percarinata
Archaeocyatha reef-building organism