With names like “knobby rams-horn,” “masked duskysnail” and “Hoko vertigo,” Pacific Northwest mollusks may have an amusing image, but they’re also some of the most intriguing invertebrates in the ...

Meet Punk ferox and Emo vorticaudum, two newly revealed fossils rocking scientists’ previously held theories about a group of ancient mollusks. The pair of more than 430-million-year-old ...