Genus ANATOSAURUS
Kingdom / Phylum . . . . . . . . Subphylum / Superclass . . . . Class / Subclass . . . . . . . . . . Infraclass / Division. . . . . . . . Subdivision / Infradivision . . . Superorder / Order. . . . . . . . Suborder / Infraorder . . . . . . Superfamily / Family . . . . . . . Subfamily / Genus . . . . . . . . .	Animalia / Chordata Cephalochordata / Gnathostomata Reptilia / Diapsida Archosauromorpha / Archosauria Avemetatarsalia / Ornithodira Dinosauria / Ornithischia Ornithopoda / Iguanodontia Iguanodontoidea / Hadrosauridae Hadrosaurinae = Saurolophinae / Anatosaurus
Age: Distribution:	Late Cretaceous North America
Note: Considered synonymous with Edmontosaurus by some, and with Anatotitan by some others. I have retained it as a separate genus mainly because Anatosaurus is still a well-known name.   Depicted on: Angola, 1998 (position 4 of sheet 1) Benin, 1984 (75 Fr.) Central African Republic, 1993 (position 14 of sheet, as Trachodon) Central African Republic, 2001 (position 3 of sheet 2) Central African Republic, 2002 (50 Fr.) Dominica, 1999 (position 7 of sheet 2) Ghana, 1992 (100 C.) Ghana, 1999 (position 2 of sheet 1) Grenada, 1999 (position 7 of sheet 1) Guinea, 1987 (Triceratops M.S. margin) Guinea-Bissau, 1989 (50 P., as Trachodon) Guyana, 1996 (position 8 of sheet 2) Laos, 1988 (50 K., misnamed Tyrannosaurus) Laos, 1995 (50 K., as Tracodonte) Maldives, 1992 (4 R.) Maldives, 1994 (10 R.) Mali, 1994 (position 9 of sheet) Qu'aiti state of Hadhramaut, 1968 (10 f.) Saint Vincent & the Grenadines, 1994 (position 6 of sheet 2, position 7 on sheet 3, as Trachodon, position 8 of sheet 4, as Trachodon) Sierra Leone, 1992 (position 12 of sheet, as Trachodon) Tadjikistan, 1994 (issued separately and in sheet, position 3 of sheet) Tanzania, 1994 (position 3 of sheet) Tanzania, 1994 (position 11 of sheet, as Trachodon)