conulariid
extinct invertebrate
Quick Summary
Conulariids were an extinct group of invertebrate animals known from fossilized, typically four-sided, pyramidal structures called tests. These chitinophosphatic remains are widely found in rocks dating from the Devonian, Pennsylvanian, and Permian periods. The exact taxonomic classification and relationships of conulariids are uncertain. An individual organism belonging to this group is referred to as a conulariid.12
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