New research shows that the oldest ancestors of the group of animals that includes octopuses and vampire squids had not eight but 10 arms. The study, which describes a new species of vampyropod based on a 328-million-year-old fossil that had not been previously described, pushes back the age of the group by nearly 82 million years.
Click here for original story, New species of extinct vampire-squid-like cephalopod is the first of its kind with 10 functional arms
Source: ScienceDaily