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Plant-eating　dinosaurs

Ornithischia－Magninocephalia　Ⅱ　

（Ceratopsia）

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"parrot lizard"
Psittacosaurus mongoliensis
Naming person...Osborn/1923

Psittacosauria

１－２ｍ long／２０ｋｇ／Early Cretaceous ／Asia

Neoceratopsia

"Cleft lizard"
　
Chasmosaurus belli

Naming person...L.M.Lambe/1914

Ceratopsidae ／Chasmosaurinae

5m long/?kg／Late Cretaceous ／Alberta

"three horns face"
Triceratops horridus
Naming person...O.C.Marsh/1889

Ceratopsidae ／Chasmosaurinae

9m long/5000-6000kg／Late Cretaceous／Wyoming,Montana...

"Spike lizard"
Styracosaurus albertensis
Naming person...Lambe/1913

Ceratopsidae ／Centrosaurinae

5.5m long/3000kg／Late Cretaceous／Alberta,Montana

New image

"pointed lizard"
Centrosaurus apertus
Naming person...L.M.Lambe/1904

Ceratopsidae ／Centrosaurinae

6m long/?g／Late Cretaceous／Alberta

"near horned face"
Anchiceratops ornatus
Naming person...Brown / 1914

Ceratopsidae ／Chasmosaurinae

6m long/?g／Late Cretaceous／Alberta

"thick nose lizard"
Pachyrhinosaurus canadensis
Naming person...C.M.Sternberg / 1950

Ceratopsidae ／Centrosaurinae

7m long/?g／Late Cretaceous／Alaska,Alberta

"five horn lizard"
Pentaceratops sternbergi(Chasmosaurus sternbergi)
Naming person...H.F.Osborn /1923

Ceratopsidae ／Chasmosaurinae

7m long/?g／Late Cretaceous／Newmexico

　"punctured lizard"
Torosaurus latus
Naming person..O.C.Marsh / 1891

Ceratopsidae ／Chasmosaurinae

6-8m long/?g／Late Cretaceous／Wyoming,Montana

"bison lizard"
Einiosaurus procurvicornis
Naming persons...Sampson/1995

Ceratopsidae ／Centrosaurinae

6m long/Late Cretaceous/Montana

　

Einiosaurus lived during the late Cretaceous period, about 71 million years ago.

Three skulls and a few bones were found in 1970 in Montana, USA.

Einiosaurus had a large nose horn and a frill.

"Acheloos' lizard"
Achelousaurus horneri
Naming persons...Sampson/1995

Ceratopsidae ／Centrosaurinae

6m long/Late Cretaceous/Montana

This centrosaurine dinosaur possesses a large, flat horn boss over its nose, used during ceremonial battles in favor of the dangerous pointed horns of other ceratopsians. A similar boss adorns the head of related Pachyrhinosaurus canadensis.

"before horned face"
Protoceratops andrewsi
Naming persons...Granger&Gregoey/1923

Protoceratopsidae

1.8-2m long/180kg／Late Cretaceous／Mongolia

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"Cleft lizard"	Chasmosaurus belli Naming person...L.M.Lambe/1914 Ceratopsidae ／Chasmosaurinae 5m long/?kg／Late Cretaceous ／Alberta
"three horns face"	Triceratops horridus Naming person...O.C.Marsh/1889 Ceratopsidae ／Chasmosaurinae 9m long/5000-6000kg／Late Cretaceous／Wyoming,Montana...
"Spike lizard"	Styracosaurus albertensis Naming person...Lambe/1913 Ceratopsidae ／Centrosaurinae 5.5m long/3000kg／Late Cretaceous／Alberta,Montana
New image "pointed lizard"	Centrosaurus apertus Naming person...L.M.Lambe/1904 Ceratopsidae ／Centrosaurinae 6m long/?g／Late Cretaceous／Alberta
"near horned face"	Anchiceratops ornatus Naming person...Brown / 1914 Ceratopsidae ／Chasmosaurinae 6m long/?g／Late Cretaceous／Alberta
"thick nose lizard"	Pachyrhinosaurus canadensis Naming person...C.M.Sternberg / 1950 Ceratopsidae ／Centrosaurinae 7m long/?g／Late Cretaceous／Alaska,Alberta
"five horn lizard"	Pentaceratops sternbergi(Chasmosaurus sternbergi) Naming person...H.F.Osborn /1923 Ceratopsidae ／Chasmosaurinae 7m long/?g／Late Cretaceous／Newmexico
"punctured lizard"	Torosaurus latus Naming person..O.C.Marsh / 1891 Ceratopsidae ／Chasmosaurinae 6-8m long/?g／Late Cretaceous／Wyoming,Montana
"bison lizard"	Einiosaurus procurvicornis Naming persons...Sampson/1995 Ceratopsidae ／Centrosaurinae 6m long/Late Cretaceous/Montana 　 Einiosaurus lived during the late Cretaceous period, about 71 million years ago. Three skulls and a few bones were found in 1970 in Montana, USA. Einiosaurus had a large nose horn and a frill.
"Acheloos' lizard"	Achelousaurus horneri Naming persons...Sampson/1995 Ceratopsidae ／Centrosaurinae 6m long/Late Cretaceous/Montana This centrosaurine dinosaur possesses a large, flat horn boss over its nose, used during ceremonial battles in favor of the dangerous pointed horns of other ceratopsians. A similar boss adorns the head of related Pachyrhinosaurus canadensis.