Diplocidaridae

Diplocidaridae is an extinct family of sea urchins. These slow-moving low-level epifaunal grazer-omnivores lived in the Jurassic period, from 161.2 to 150.8 Ma.

Diplocidaridae

Diplocidaridae is an extinct family of sea urchins. These slow-moving low-level epifaunal grazer-omnivores lived in the Jurassic period, from 161.2 to 150.8 Ma.