450-Million-Year-Old Fossils Reveal Strange, Tube-Dwelling Jellyfish Relative
Paleontologists have identified a new genus and species of soft-bodied, tubicolous polyp medusozoan from well-preserved specimens found about 50 km northeast of Quebec City in Canada. Depiction of Paleocanna tentaculum individuals living in single tubes, as well as clusters of two or three tubes attached together. Image credit: Ramirez-Guerrero et al., doi: 10.1017/jpa.2025.10211. “Jellyfish and…