Florent's Guide To The Florida, Bahamas &

Caribbean Reefs

Jewel Urchin
Lytechinus williamsi
Jewel Urchin
Category: Sea Urchins
Scientific Name: Lytechinus williamsi
Size: Up to 2 in. (5 cm)  
Depth: 10-300 ft. (3-90 m)
Distribution: Florida, Caribbean
Echinodermata (Phylum)
└Echinozoa (Subphylum)
 └Echinoidea (Class)
  └Camarodonta (Order)
   └Toxopneustidae (Family)
    └Lytechinus (Genus)

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© 2025 Florent Charpin