Sperosoma obscurum
- kingdom: Animalia
- phylum: Echinodermata
- class: Echinoidea
- order: Echinothurioida
- family: Echinothuriidae
- genus: Sperosoma
- species: Sperosoma obscurum
Anahola
Hanamā‘ulu
Kapa‘a
Lihue
Wailua
Hawaii
United States