Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Cephalopoda
Subclassis: †Ammonoidea
Ordo: †Ammonitida
SubOrdo: †Ammonitina
Superfamilia: Hoplitaceae
Familia: Engonoceratidae
Genera: Metengonoceras
Species: Species
Metengonoceras acutum Hyatt, 1903
Metengonoceras ambiguum Hyatt, 1903
Metengonoceras aspenanum (Reeside & Weymouth, 1931)
Metengonoceras bedoti (Grossouvre, 1912)
Metengonoceras bravoense (Böse, 1928)
Metengonoceras dumbli (Cragin, 1893)
Metengonoceras inscriptum Hyatt, 1903
Metengonoceras oliveirai Brito, 1967
Metengonoceras teigenense Cobban & Kennedy, 1989
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