Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis/Superclassis: Osteichthyes
Classis: Sarcopterygii
Subclassis: Dipnoi
Ordo: Ceratodontiformes
Familia: †Ptychoceratodontidae
Genus: †Ptychoceratodus
Species: †P. acutus – †P. concinnus – †P. donensis – †P. gracilis – †P. hislopianus – †P. ornatus – †P. phillipsi – †P. rectangulus – †P. roemeri – †P. serratus – †P. szechuanensis – †P. virapa
Name
†Ptychoceratodus Jaekel, 1926
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