-
Saurischia Clade:
Theropoda Clade:
Avialae Clade: †Enantiornithes Order: †
Alexornithiformes Brodkorb, 1976 Family: †Alexornithidae Brodkorb, 1976 Genus: †Alexornis...
- Turonian-Coniacian Soviet Union: Uzbekistan An
Enantiornithes Walker, 1981,
Alexornithiformes, Brodkorb, 1976,
Alexornithidae Brodkorb, 1976,
Alexornithinae Brodkorb...
-
Maastrichtian Lecho Formation Argentina An
Enantiornithes Walker, 1981,
Alexornithiformes Brodkorb, 1976,
Enantiornithidae Nessov et Borkin, 1983, this is the...
- non
Walker 1981,
Martin 1983 [Gobipterygiformes
Elzanowski 1974;
Alexornithiformes Brodkorb 1976] †Avisauridae Brett-Surman & Paul 1985 †Cuspirostrisornis...
-
Cretaceous Gurilyn Tsav Mongolia An
Enantiornithes Walker, 1981,
Alexornithiformes Brodkorb, 1976,
Enantiornithidae Nessov & Borkin, 1983. Hebeiornis...
- Late
Cretaceous Campanian Mexico An
Enantiornithes Walker, 1981,
Alexornithiformes Brodkorb, 1976,
Alexornithidae Brodkorb, 1976. Anas
soporata Sp. nov...
