Family incertae sedis
Chupkaornis keraorum Tanaka et al.
Judinornis nogotsavensis Nessov & Borkin
Pasquiaornis hardiei Todaryk, Cumbaa & Storer
Pasquiaornis tankei Todaryk, Cumbaa & Storer
Potamornis skutchi Elzanowski, Paul & Stidham
Baptornithidae
Baptornis advenus Marsh
Brodavidae
Brodavis americanus Martin et al.
Brodavis baileyi Martin et al.
Brodavis mongoliensis Martin et al.
Brodavis varneri (Martin & Cordes-Person)
Enaliornithidae
Enaliornis barretti Seeley
Enaliornis sedgwicki Seeley
Enaliornis seeleyi Galton & Martin
Hesperornithidae
Asiahesperornis bazhanovi Nesov & Prizemlin
Canadaga arctica Hou
Fumicollis hoffmani Bell & Chiappe
Hesperornis altus (Marsh)
Hesperornis bairdi Martin & Lim
Hesperornis chowi Martin & Lim
Hesperornis crassipes (Marsh)
Hesperornis gracilis Marsh
Hesperornis lumgairi Aotsuka & Sato
Hesperornis macdonaldi Martin & Lim
Hesperornis mengeli Martin & Lim
Hesperornis montana Schufeldt
Hesperornis regalis Marsh
Hesperornis rossicus Nesov & Yarkov
Parahesperornis bazhanovi Nessov & Prizemlin
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edited: 30.06.2019