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Taxon:
Order †
Ornithopoda
Marsh, 1881
(dinosaur)
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Entity:
[†Ornithischia] (Subclass)
..[†Ankylosauria] (Order)
..[†Ceratopsia] (Order)
..[†Pachycephalosauria] (Order)
..[†Stegosauria] (Order)
..[†Ornithopoda] (Order)
Concise hierarchy
(Kingdom)
Animalia
-
(Phylum)
Chordata
-
(Class)
Reptilia
Current position
†
Ornithischia
(Subclass)
Seeley, 1887
Ref:
D.M. Martill & J.D. Hudson, 1991
: 246 [Sankey, 2001: 209].
Alternative positions
†
Ornithischia
(Superorder)
Seeley, 1887
Ref:
G. Olshevsky, 1991
: 165.
Historical positions
†
Ornithischia
(Superorder)
Seeley, 1887
Ref:
G. Olshevsky, 1991
: 165.
Number of Subtaxa
1991
G. Olshevsky
: 165
†6f;74(57)[68]g;115(80)s
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026