MarketEchinoida
Company Profile

Echinoida

Echinoida is an order of sea urchins in the class Echinoidea. They are distinguished from other sea urchins by simultaneously possessing both an un-sculpted test and a feeding lantern with large plates fused across the top of each pyramid.

Taxonomy
Order Echinoida • family Echinidae Gray, 1825 • family Echinometridae Gray, 1825 • family Parasaleniidae • family Strongylocentrotidae Gregory, 1900 Image:Paracentrotus lividus profil.JPG|Paracentrotus lividus (Echinidae) Image:Echinometra lucunter.jpg|Echinometra lucunter (Echinometridae) Image:Urchinhand 300.jpg|Strongylocentrotus franciscanus (Strongylocentrotidae) ==See also==
tickerdossier.comtickerdossier.substack.com