- Kuročkin 1976;
Anser vicinus (Kuročkin 1976) Mlíkovský & Švec 1986] †
Kustokazanser (Zelenkov 2024) †Lavanttalornis
Bochenski et al. 2023 †Loxornis clivus...
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Formation China An enantiornithine. The type
species is I. attenboroughi.
Kustokazanser Gen. et comb. nov
Zelenkov Late
Eocene Aksyir Svita Kazakhstan An anseriform...