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Isocrania
Extinct genus of brachiopods / From Wikipedia, the free encyclopedia
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Isocrania is an extinct genus of brachiopods found during the Upper Cretaceous. Early representatives were attached to the underground, but later species are presumed to be free living at an increasingly earlier age. This was probably an adaptation to the increasing very thick and fine sedimentation during the latest Cretaceous.
- Isocrania egnabergensis, lateral view
- internal
Quick Facts Scientific classification, Species ...
Isocrania | |
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Isocrania egnabergensis, 7 mm Ø | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Brachiopoda |
Class: | Craniata |
Order: | Craniida |
Family: | Craniidae |
Genus: | †Isocrania Jäckel, 1902 |
Species | |
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