Claim: Coregonus fontanae is a genus of Coregonus in the Salmonidae family within the Actinopterygii class (known as ray-finned fishes).
Evidence: Coregonus Genus: Salmonidae Family: Actinopterygii Class: Actinopterygii (/ˌæktɪnɒptəˈrɪdʒiaɪ/) (New Latin, actino- ("having rays") + Ancient Greek πτέρυξ (ptérux, "wing, fins")), members of which are known as ray-finned fishes, is a clade (traditionally class or subclass) of the bony fishes.