Oldest octopus fossil found to not be an octopus
Supposed “first octopus” was something else entirely. Pohlsepia mazonensis, a visually underwhelming fossil from Illinois, fundamentally broke our understanding of cephalopod evolution. Described in 2000 and hailed as the oldest known octopus in the fossil record, the specimen dated back to the late Carboniferous period, roughly 311 to 306…