Classification of Chatterjee 1991
Cl. Aves Linnaeus 1758 [bird]
show all | hide all
Subcl. Ornithurae Haeckel 1866
hide
Or. †Hesperornithiformes Fürbringer 1888
hide
Or. †Ichthyornithiformes Marsh 1873
hide
Invalid names: Gobipterygiformes Elzanowski 1974 [empty]
Invalid names: Archaeopterygiformes Furbringer 1888 [empty], Avimimiformes Chatterjee 1991 [empty]