Megaloolithus

{{Short description|Dinosaur egg}}

{{Oobox

| fossil_range = {{fossil range|99.6|66|Late Cretaceous}}

| image = Megaloolithus.JPG

| image_caption = Megaloolithus at the Museum d'Histoire Naturelle Aix-en-Provence.
Eggs of titanosaurid, possibly Hypselosaurus priscus

| taxon = Megaloolithus

| authority = Mikhailov, 1991

| subdivision_ranks = Oospecies

| subdivision = See text

}}

Megaloolithus is an oogenus of dinosaur egg.Carpenter, K. 1999. Eggs, Nests, and Baby Dinosaurs: A Look at Dinosaur Reproduction (Life of the Past). Indiana University Press, Bloomington, Indiana. They are thought to have been laid by sauropod dinosaurs. They are known for having thick eggshells, at least {{convert|1.5|mm|in}} thick, and the nearly spherical shape of the eggs.K. E. Mikhailov. 1991. Classification of fossil eggshells of amniotic vertebrates. Acta Palaeontologica Polonica 36(2):193-238 They are primarily found in India and Europe, but some specimens have been found in South America.[https://www.paleodb.org Paleobiology Database]

Species

{{div col|colwidth=22em}}

  • M. aureliensis
  • M. baghensis
  • M. cylindricus
  • M. dhoridungriensis
  • M. jabalpurensis
  • M. khempurensis
  • M. mamillare
  • M. megadermus
  • M. microtuberculata
  • M. mohabeyi
  • M. petralta
  • M. problematica
  • M. siruguei
  • M. trempii
  • M. patagonicus

{{div col end}}

Distribution

Fossils of Megaloolithus have been found in:[https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=65584 Megaloolithus] at Fossilworks.org

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Gallery

File:Hypselosaurus eggs.jpg|Hypselosaurus eggs, Muséum national d'histoire naturelle, Paris

File:Hypselosaurus egg 2.jpg|A Hypselosaurus egg (Dinosaurland, Lyme Regis)

File:Underside of a clutch of Megaloolithus siruguei at Pinyes locality - Tremp Formation.jpg|Megaloolithus siruguei of the Tremp Formation

See also

{{commons category|Megaloolithus|Megaloolithus}}

References

{{Reflist}}

Further reading

  • {{citation |last1=Bravo |first1=Ana María |last2=Vila |first2=Bernat |last3=Galobart |first3=Àngel |last4=Oms |first4=Oriol |year=2005 |title=Restos de huevos de dinosaurio en el Cretácico Superior del sinclinal de Vallcebre (Berguedà, provincia de Barcelona) - Remains of dinosaur eggs in the Upper Cretaceous of the Vellcebre syncline (Berguedà, Barcelona province) |url=http://www.sepaleontologia.es/revista/anteriores/REP%20(2005)%20vol.%2020/extra/04.%20Bravo%20et%20al.pdf |journal=Revista Española de Paleontología |volume=10 |pages=49–57 |accessdate=2018-05-24}} {{in lang|es}}
  • {{citation |last1=Vila |first1=Bernat |last2=Jackson |first2=Frankie D. |last3=Fortuny |first3=Josep |last4=Sellés |first4=Albert G. |last5=Galobart |first5=Àngel |year=2010 |title=3-D Modelling of Megaloolithid Clutches: Insights about Nest Construction and Dinosaur Behaviour |journal=PLoS One |volume=5 |issue=5 |pages=1–13 |doi=10.1371/journal.pone.0010362 |doi-access=free |pmid=20463953 |pmc=2864735 |bibcode=2010PLoSO...510362V }}

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Category:Dinosaur reproduction

Category:Egg fossils

Category:Cretaceous Argentina

Category:Fossils of Argentina

Category:Anacleto Formation

Category:Cretaceous France

Category:Fossils of France

Category:Cretaceous India

Category:Fossils of India

Category:Cretaceous Romania

Category:Fossils of Romania

Category:Cretaceous Spain

Category:Fossils of Spain

Category:Tremp Formation

Category:Fossil parataxa described in 1991

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