Planoinnilla
Planoinnilla is a genus of extinct cartilaginous fish that lived during the Carboniferous period. Fossils of Planoinnilla have been found primarily in Europe and North America. This genus is characterized by its flattened body shape and relatively large pectoral fins, which likely aided in maneuvering close to the seafloor.
The diet of Planoinnilla is believed to have consisted of small invertebrates, such as crustaceans and mollusks.
Distinguishing features of Planoinnilla include the arrangement of its teeth and certain aspects of its cranial