Urchin ID

[1979fishgeek]

Anyone id this urchin for me? I purchased to tackle a algae issue in my Frogfish tank.

 

[Crabs McJones]

Pincushion sea urchin possibly

 

[Waters]

Tuxedo urchin?

 

[Benny Morosco]

Lytechinus variegatus, commonly called the green sea urchin or the variegated sea urchin

Or a Cake urchin what do you think?

 

[AcroNem]

It's Tripneustes gratilla, collector/Halloween urchin.

 

[1979fishgeek]

It's Tripneustes gratilla, collector/Halloween urchin.

That’s the one! Been googling images and it’s spot on. Thank you
And thank you everyone.

 

[cristata.reef]

+1 Tripnuestes gratilla