NewsMeter performed a reverse image search and found a similar image on Quora. It was not a coneflower but a sea urchin. It's just a species of sea snail known as Hirtomurex teramachii.
Hirtomurex teramachii is a species of sea snail, a marine gastropod mollusk, in the family Muricidae, the murex snails or rock snails.
In 2016, a similar image was found on a list of classifications. On the 466th page of the list prepared by Christophe Avone is a description of their image and features. They are a classic rarity historically best known in Japan and Taiwan and are named after Akibumi Teramachi, a famous 20th-century Japanese shell collector and illustrator.