Florent's Guide To The

Tropical Reefs

Cake Sand Dollar

Arachnoides placenta

Cake Sand Dollar - Arachnoides placenta

Location: Komodo, Indonesia

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Scientific Name: Arachnoides placenta

Category: Sea Urchins

Size: Up to 1.25 in. (3 cm)

Distribution: Indonesia, Philippines, Malaysia, Taiwan

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© 2026 Florent Charpin