3 ms·

I thought these were all extinct, since before the dinosaurs. How did I miss this?

• folli 6y ago
  Ram’s Horn Squid (Spirula spirula) is the only living species for this order and family.
  • pvaldes 6y ago
    The only living known species. Maybe there are other species that we just didn't discovered yet.
  • andrewflnr 6y ago
    Right, I got that, but 1 is qualitatively different from 0 surviving species, and I find it surprising I haven't heard anyone comment on this one surviving species of a template that mostly went out of style a couple hundred mya.