Genus HESPERORNIS

Kingdom / Phylum . . . . . . . .
Subphylum / Superclass . . . .
Class / Subclass / Infraclass
Division / Superorder / Order
Suborder / Infraorder . . . . . .
Superfamily / Family . . . . . . .
Subfamily / Genus . . . . . . . . .
Animalia / Chordata
Cephalochordata / Gnathostomata
Aves / Neornithes / n.a.
n.a. / Odontognathae / Hesperornithiformes
n.a. / n.a.
n.a. / Hesperornithidae
n.a. / Hesperornis
Age:
Distribution:
Late Cretaceous
North America

Depicted on:

Gambia, 1999 (position 5 of sheet 1)
Guinea, 2022 (M.S. margin)
Guinea-Bissau, 2021 (M.S. 1 margin)
Laos, 1994 (10 K.)
Niger, 2021 (M.S., M.S. margin)
Saint Vincent & the Grenadines, 1994 (position 1 of sheet 1)
Saint Vincent & the Grenadines, 1999 (position 12 of sheet 2)
Sierra Leone, 1992 (position 13 of sheet and M.S.)
 
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