Florent's Guide To The Florida, Bahamas &
Caribbean Reefs
Slate Pencil Urchin
Eucidaris tribuloides
Slate Pencil Urchin
Category: Sea Urchins
Scientific Name: Eucidaris tribuloides
Size: 1 to 2 in. (2 to 5 cm)
Depth: 3-160 ft. (1-50 m)
Distribution: Caribbean, Bahamas, Florida, Brazil
Echinodermata (Phylum)
└Echinozoa (Subphylum)
└Echinoidea (Class)
└Cidaroida (Order)
└Cidaridae (Family)
└Eucidaris (Genus)
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© 2025 Florent Charpin