Canadian researchers studying 450-million-year-old fossils near Quebec City have identified a new species of basal-medusozoan: Paleocanna tentaculum, a soft-bodied, tube-shaped polyp with a ring of tentacles. Closely related to modern jellyfish, the species was identified from fossils discovered abo ut 50 kilometers northeast of Quebec's capital. It's a rare find: only a few other species in its subphylum have ever been described in the fossil record. ...read more read less