Cake Sand Dollar

Arachnoides placenta is a species of sea urchin of the family Clypeasteridae. Their armour is covered with spines. It is placed in the genus Arachnoides and lives in the sea. Arachnoides placenta was first scientifically described in 1758 by Carl Linnaeus.

From Wikipedia, under CC BY-SA 4.0.

Is it venomous or poisonous?

We have no record of Cake Sand Dollar being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

• Fellaster zelandiae
• Echinodiscus bisperforatus
• Jacksonaster depressum
• Echinarachnius parma
• Encope emarginata

Classification

Kingdom

Animalia

Phylum

Echinodermata

Class

Echinoidea

Order

Clypeasteroida

Family

Clypeasteridae

Genus

Arachnoides

Species

Arachnoides placenta

More species