Claim: The scientific classification of Menaspis is kingdom animalia, phylum chordata and  is an extinct genus of holocephalian cartilaginous fish from the  Carboniferous.
Evidence: Kingdom: Animalia Phylum: Chordata Menaspis is an extinct genus of holocephalian cartilaginous fish from the Permian. The Permian (/ˈpɜːr.mi.ən/ PUR-mee-ən) is a geologic period and system which spans 47 million years from the end of the Carboniferous period 298.9 million years ago (Mya), to the beginning of the Triassic period 251.902 Mya.