
CC0 · GBIF · full resolution
Hyotissa hyotis
Giant Honeycomb Oyster
Gryphaeidae
- Collected by
- Milton J. Flood; Myrtle Thaanum {Ditlev Due Thaanum'S Wife}Milton J. Flood →Myrtle Thaanum {Ditlev Thaanum'S Wife}Myrtle Thaanum {Ditlev Thaanum'S Wife} →
- Collector number
- Th 2076
- Date
- 1898
- Locality
- Australia; Queensland; Barrier Reef
- Region
- Australia
- Record type
- Preservedspecimen
Hyotissa hyotis observed alive
This specimen was collected in 1898. Since 2000, iNaturalist observers have recorded 231 research-grade sightings in the wild, most recently on 2026-09-28.

2026-09-28
Alifu Alifu Atoll, Maldives
(c) kennedyhanson, some rights reserved (CC BY-NC)

2026-09-09
Naivaadhoo Hoholha
(c) Shaha Hashim, some rights reserved (CC BY-NC)

2026-08-21
Fun & Sun, Malapascua Island, Philippines
(c) Albert Kang, some rights reserved (CC BY-NC)

2026-08-01
West, SG
(c) Rui, some rights reserved (CC BY-NC)

2026-07-30
Tandai, Solomon Islands
(c) eliw102, some rights reserved (CC BY-NC)

2026-07-10
Santa Cruz, EC-GA, EC
(c) piotrkz, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Hyotissa hyotis. BPBM 271643. Bernice Pauahi Bishop Museum, Honolulu. Accessed via explore.bishopmuseum.org/specimens/mo/271643.
Record sources
- Last harvested October 27, 2026
