ok I'll give you a huge hit it's the classification that incompaseees sea stars, sea cucumbers, sand dollars and shit theres one other species but I can't think of it. The genus name is latin for 'spiny skin'
ahhhhhhhhhhhhhh man you are right you smart bastard you dman it i can't believe I got beat at my own taxonomy game.
oh I got ya no sorry I only know the classifications of ocean creatures. I've aced 4 marine bio and oceanography classes but couldn't pass zoology