Topic summary
Calpionella
Calpionella is an extinct genus of calpionellid, a group of single-celled eukaryotes. Their fossils are found in rocks of Upper Jurassic to Lower Cretaceous age.
Topic summary
Calpionella is an extinct genus of calpionellid, a group of single-celled eukaryotes. Their fossils are found in rocks of Upper Jurassic to Lower Cretaceous age.