Dinosaur eggKingdom: Animalia
Sub Period: None
International Age: Late Coniacian - Late Santonian
Acquired by: Purchase/Trade
Width: 47 mm
The eggs were preserved standing up, vertically and obliquely in siltstone. Eggshells are very thin and smooth on the outer surface. The thickness of the eggshell is between 0.6 and 0.9 mm. The eggs are 105– 116 mm long and 36–48 mm wide.
Possibly Prismatoolithus gebiensis Zhao & Li, 1993.
Prismatoolithus eggs likely belonged to troodontids.
Xinquan Liang, Shunv Wen, Dongsheng Yang, Shiquan Zhou, Shichong Wu (2009) Dinosaur eggs and dinosaur egg-bearing deposits (Upper Cretaceous) of Henan Province, China: Occurrences, palaeoenvironments, taphonomy and preservation. Progress in Natural Science 19 (2009) 1587–1601.