Table 1.

Summary of measurements for oviraptorosaur eggs and clutches. Parentheses indicate number of clutches examined. See electronic supplementary material for the full descriptions of the results.

ootaxon	Elongatoolithus	Macroolithus	Macroelongatoolithus
number of eggs in the best-preserved clutch	34	35	32
outer clutch diameter (cm)	35.55–66.60 (20)	51.10–82.00 (12)	188.18–330.00 (3)
inner clutch diameter (cm)	2.00–21.55 (21)	10.85–28.10 (12)	106.54–236.00 (3)
estimated egg mass (g)	197.22–473.45 (26)	380.50–911.00 (16)	2177.59–6593.54 (8)
eggshell thickness (mm)	0.420–0.996 (23)	0.713–1.880 (11)	1.109–3.228 (5)
eggshell porosity (mm)	39.171–45.555 (3)	43.809–85.364 (4)	41.990–385.358 (3)
estimated adult body mass (kg)	41.68–104.62 (25)	85.73–196.43 (14)	487.93–1563.03 (8)