Actinopora stellata is found from the Cretaceous of Germany, and also The Netherlands, Switzerland and France. The specimen illustrated is Bisidmonea regularis d'Orbigny, 1853 from the Canu collection, Paris. This species is considered to be a junior synonym of A. stellata. Thanks to Dr Paul Taylor for the images.
Original description: Ceriopora stellata Koch & Dunker, 1837
Locality: Cretaceous, Germany.
Type specimen: