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Euselachii - Coggle Diagram
Euselachii
Neoselachii
Batoidae
Ptychodontidae
Selachimorpha
Hybodontiformes
Lonchididae
Lonchidion
Diplolonchindion
Hybodontidae
Acrodontinae
Palaeobates
Asteracanthus
Acrodus
Hybodontinae
Hybodus
Egertonodus
Planohybodus
Lissodus
Ctenacanthiformes
Trystichius