Hoploparia was a lobster that crawled along the seafloor.

Common name: lobster
Binomial name: (Binomial names consist of a genus and species. Hoploparia is the genus – we’re not sure what the species of this specimen is yet.)
Habitat: sea floor
Trophic level: carnivore
Food: clams, fish, etc.
Predators: possibly mosasaurs
Closest surviving relatives: modern members of the Nephropidae family
Fossil types: