A 300-million-year-old fossil that earned a Guiness World Record in 2015 as the world’s oldest octopus, has now been ...

A 300-million-year-old tentacled sea creature has lost its crown as the world’s oldest octopus, after scientists found ...

New X ray study shows famed 300-million-year-old Pohlsepia fossil is not an octopus at all. Scientists have admited error and ...

A 300-million-year-old fossil, previously labelled as the world's oldest octopus, has been reclassified as a nautiloid, which ...