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Table 2 Selected measurements of oviraptorid eggs from China and Mongolia (mm)

From: Elongatoolithid eggs containing oviraptorid (Theropoda, Oviraptorosauria) embryos from the Upper Cretaceous of Southern China

 

IVPP V20184

NMNS-0015726-F02-embryo-01

IVPP V9608

IGM 100/971

IGM 100/979

MPC-D100/1017

MPC-D107/15

Locality

Ganzhou, Jiangxi, China

Ganzhou, Jiangxi, China

Bayan Mandahu, China

Ukhaa Tolgod, Mongolia

Ukhaa Tolgod, Mongolia

Bugin-Tsav, Mongolia

Northern Sayr, Mongolia

Egg size

179.5 × 92.1

173.5 × 76.3

150 × 55

120 × 60a

180 × 65

-

140–160 × 50–60

Eggshell thickness

1.20–1.76

1.6

0.75

0.5–0.95

 

0.73–1.00

1.0–1.2

Cone layer thickness (C1)

0.24–0.44

0.22–0.39

0.2

  

0.19–0.33

 

Columnar layer thickness (C2)

0.96–1.32

0.76–1.09

0.55

  

0.48

 

C1/C2

1:3–1:4

1:3

1:2.7

1:2.7a

 

1:3–1:2

 

Reference

This paper

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[100]

[21]

[101]

[23]

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  1. aAll estimates, due to incomplete preservation