
CC0 · GBIF · full resolution
Casmaria erinaceus erinaceus
Common Bonnet Snail
Animalia › Mollusca › Gastropoda › Littorinimorpha › Cassidae
- Collected by
- Langford & Thaanum; ThaanumD.B. LangfordD. B. Langford →Ditlev Due Thaanum →
- Collector number
- 6279
- Date
- 1928
- Locality
- Ryukyu Islands; Loochoos; Okinawa; Kumejima
- Region
- Ryukyu Islands
- Record type
- Preservedspecimen
Casmaria erinaceus observed alive
This specimen was collected in 1928. Since 2000, iNaturalist observers have recorded 34 research-grade sightings in the wild, most recently on 2026-01-22.

2026-01-22
Gulf of California, MX
(c) monicole, some rights reserved (CC BY-NC)

2025-08-29
Kutini-Payamu (Iron Range) National Park, Iron Range, QLD, AU
(c) urungaroger, some rights reserved (CC BY-NC)

2025-08-24
Magharibi, TZ-ZW, TZ
(c) Jonathan Walz, some rights reserved (CC BY-NC)

2025-07-01
Barawa 1, Wasini, Kenya
(c) Wasini Tour Guide, some rights reserved (CC BY-NC)

2025-06-29
Barawa 1, Wasini, Kenya
(c) Wasini Tour Guide, some rights reserved (CC BY-NC)

2024-10-17
Mabini, Batangas, Philippines
(c) cmarmotte, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Casmaria erinaceus erinaceus. BPBM 233791. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 35806230. Accessed via explore.bishopmuseum.org/specimens/mo/233791.
Record sources
- GBIF occurrence 35806230 ↗
- Data license: CC0
- Last harvested October 27, 2026
