Metoolithus is an oogenus of fossil bird egg from Nebraska. It is known from a single, near-complete egg, as well as several eggshell fragments. They are small, (60 mm x 44 mm) and spheroid. They show a mix of avian and non-avian characteristics.[1]

Metoolithus
Temporal range: Chadronian
Egg fossil classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Oogenus: Metoolithus
Jackson, Varricchio & Corsini, 2013
Oospecies
  • M. nebraskensis

References

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  1. ^ Jackson, Frankie D.; Varricchio, David J.; Corsini, Joseph A. (2013). "Avian Eggs from the Eocene Willwood and Chadron Formations of Wyoming and Nebraska". Journal of Vertebrate Paleontology. 33 (5): 1190–1201. doi:10.1080/02724634.2013.769445. S2CID 86299573.