Species

Outer diameter

[mm]

Inner diameter

[mm]

Width of the sclerotic ring

[mm]

Number of plates

Nemegtosaurus mongoliensis

76

44

16

10

“Struthiomimus samueli”

≈60

≈33

≈13

20

Plc.teosaurus frasianus

-

-

-

16

Brachiosaurus brancai

≈83

≈43

19 - 20

≈10

Diplodocus hayi

-

25 - 30

-

-

Saurolophus osborni

88

52

≈18

10

Anatosaums annectus

-

-

-

13

Lambeosaurus lambei

60

-

-

14

Corythosaurus casuarius

70

-

-

14