
Echinoneus cyclostomus
Round-mouth Bean Urchin
As recorded: Echinoneus cyclostomus Leske, 1778
Animalia › Echinodermata › Echinoidea › Echinoneoida › Echinoneidae
- Collected by
- C. Barry
- Locality
- Enewetak Atoll
- Island
- Enewetak Atoll
- Region
- Marshall Islands
- Identified by
- D.M. Devaney, Jan 1976Dennis M. Devaney →heemstra ret 29 Jan →
- Record type
- Preserved specimen
Echinoneus cyclostomus observed alive
Since 2000, iNaturalist observers have recorded 73 research-grade sightings in the wild, most recently on 2026-09-27.

2026-09-27
Cook Islands
(c) elusivest, some rights reserved (CC BY-NC)

2026-07-29
Caloundra, QLD, Australia
(c) cirolana, some rights reserved (CC BY-NC)

2026-06-25
Rangiroa, Polynésie française
(c) estebanbranchereau, some rights reserved (CC BY-NC)

2026-06-05
Waialua, HI, US
(c) hi_ocean, some rights reserved (CC BY-NC)

2026-05-27
Kalākaua Ave, Honolulu, HI, US
(c) jordan loftin, some rights reserved (CC BY-NC)

2026-04-28
Sunset Point Beach Park, Pūpūkea, HI, US
(c) atthebeach67, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Echinoneus cyclostomus. BPBM 1724. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 36612371. Accessed via explore.bishopmuseum.org/specimens/w/1724.
Record sources
- GBIF occurrence 36612371 ↗
- Data license: CC0
- Last harvested October 26, 2026
