Caveasphaera
| Caveasphaera Temporal range:
| |
|---|---|
| |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Genus: | โ Caveasphaera |
Caveasphaera is a
marine environments in which early animals evolved."[4]
References
- ^ EurekAlert!. Retrieved 28 November 2019.
- ^ a b c Zimmer, Carl (27 November 2019). "Is This the First Fossil of an Embryo? - Mysterious 609-million-year-old balls of cells may be the oldest animal embryos โ or something else entirely". The New York Times. Retrieved 28 November 2019.
- ^ a b "Animal Embryos Evolved Before Animals". Astrobiology Web. 27 November 2019. Retrieved 28 November 2019.
- ^ S2CID 208332041. Retrieved 28 November 2019.
- ^ Staff (28 November 2019). "Animal-Like Embryos Evolved Long Before Complex Animals, Scientists Say". Sci-News.com. Retrieved 28 November 2019.
- PMID 27918074.