Dendroolithus microporosus Mikhailov, 1994

Photographic image of egg.

         X-ray image of egg.                      One X-ray slice from a CT scan of egg.

Remarks

• Collection:      Lee Garrison

• Formation:     Barun-Goyot Formation

• Location:        Mongolia

• Dimensions:    length = 2.75", width = 2.45"

• The egg exhibits some "post-mortem compression", and the embryo shows up as a jumbled mass of bones at the bottom of the egg.

General Info

Synonyms (older names and misidentifications in the literature)

• Sauropod egg
• 1994 Dendroolithus microporosus Mikhailov

Stratigraphic Occurrence

• Barun-Goyot Formation of Mongolia

Age

• The Barun-Goyot Formation is Santonian to Campanian in Age.  However, no specific time interval or horizon has been reported for D. microporosus Mikhailov.

Geographic Occurrence (not an all-inclusive list)

• Mongolia

Remarks

        For photographs and more information see:

• Carpenter, K.  1999.  Eggs, Nests, and Baby Dinosaurs, A Look at Dinosaur Reproduction.  Bloomington & Indianapolis:  Indiana University Press.  Appendix 1.  Parataxonomic List, 274–275.

• Mikhailov, K. E.  1994.  Eggs of Sauropod and Ornithopod Dinosaurs from the Cretaceous Deposits of Mongolia.  Paleontological Journal 28 (3), 150–151; plate IX, fig. 2 (translated from Paleontologicheskiy Zhurnal 3, 114–127).