

According to another meme, anomalocaris is one of the most recognizable creatures of the Cambrian Explosion.
Opabinia is also another extinct creature from the same time period which is closely related, and was used as evidence for the existence of the Cambrian Explosion hypothesis itself, but is presumably less well-known.
Here’s another article that doesn’t do this for anyone else that would prefer it:
https://phys.org/news/2025-05-extreme-cousin-pluto-dwarf-planet.html