Ischyodus williamsae

Taxonavigation: Chimaeroidei 

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: Holocephali
Ordo: Chimaeriformes
Subordo: Chimaeroidei

Familia: Callorhinchidae
Subfamilia: Callorhinchinae
Genus: †Ischyodus
Species: †Ischyodus williamsae

Name

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Ischyodus williamsae Case, 1991

References

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  • Case, G. R., 1991: A new species of chimaeroid fish from the upper Paleocene (Thanetian) of Maryland, USA. Palaeovertebrata, 21 (1–2): 85–94.
  • Cicimurri, D. J. & Ebersole, J. A., 2015: Paleocene chimaeroid fishes (Chondrichthyes: Holocephali) from the eastern United States, including two new species of Callorhinchus. PaleoBios, 32 (1): 1–29. PDF