Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta 
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata 
Subphylum: Vertebrata 
Infraphylum: Gnathostomata 
Megaclassis: Osteichthyes 
  
Superclassis/Classis: Actinopterygii 
Classis/Subclassis: Actinopteri 
Subclassis/Infraclassis: Neopterygii
Infraclassis: Teleostei
Megacohors: Osteoglossocephalai
Supercohors: Clupeocephala
Cohors: Otomorpha
Subcohors: Clupei
Superordo: Clupeomorpha
Genus: †Ranulfoichthys
Species: 
†R. dorsonudum
Name
†Ranulfoichthys Alvarado-Ortega, 2014
- Type species: †Ranulfoichthys dorsonudum Alvarado-Ortega, 2014
References
- Alvarado-Ortega, J. 2014. Ancient herring from the Tlayúa Quarry (Cretaceous, Albian) near Tepexi de Rodíguez, Puebla State, central Mexico, closing the gap in the early diversification of Clupeomorpha. Cretaceous Research, 50: 171–186. DOI: 10.1016/j.cretres.2014.02.022Reference page.
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