Orthacodontidae
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Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Classis: Chondrichthyes
Subclassis: Elasmobranchii
Infraclassis: Euselachii
Division/Cohort: Neoselachii
Ordo: †Synechodontiformes
Familia: †Orthacodontidae
Remark: Besides of its placement in Synechodontiformes, Orthacodontidae has also been placed in Hexanchiformes by Cappetta, 1987
Genera:
†Occitanodus –
†Orthacodus –
†Sphenodus
Name[edit]
†Orthacodontidae ?Glikman, 1957 / ?de Beaumont, 1960