BPBM 263618Malacology

Isognomon perna

Brown Purse Shell

Animalia › Mollusca › Bivalvia › Ostreida › Isognomonidae

Collected by: R. DeFelice & S. Coles; S. ColesStephen L. Coles →Ralph C. DeFelice →
Date: November 12, 1999
Locality: Hawaiian Islands; Oahu; Kaneohe Bay; Wailua Pt. Old Pier
Island: Oʻahu
Region: Honolulu County, Hawaii, United States
Record type: Preservedspecimen

97 Bishop specimens of Isognomon perna · collected 1900–2023Species page ›

Collected the same day

On November 12, 1999, R. DeFelice & S. Coles; S. Coles also collected 24+ other specimens.

Isognomon perna observed alive in Hawaiʻi

This specimen was collected in 1999. Since 2000, iNaturalist observers have recorded 167 research-grade sightings in the wild, most recently on 2026-10-23.

2026-10-23

Kalakaua Ave, Honolulu, HI, US

(c) jordan loftin, some rights reserved (CC BY-NC)

2026-09-30

Kamehameha Hwy + Pupukea Beach Park, Pupukea, HI 96712, USA

(c) Cheryl Stinchcomb, some rights reserved (CC BY)

2026-09-06

Kaihalulu, Kahuku, HI, US

(c) jaminhein1215, some rights reserved (CC BY-NC)

2026-09-05

Pāhoa, HI 96778, USA

(c) rathbunjon, some rights reserved (CC BY-NC)

2026-08-14

Condado de Honolulu, Hawái, EE. UU.

(c) Dsmacd1, some rights reserved (CC BY-NC)

2026-08-08

North Shore, Waialua, HI, USA

(c) Daniel Ward, some rights reserved (CC BY-NC)

Observations and photos from iNaturalist, shown only when openly licensed.

Cite this specimen

Isognomon perna. BPBM 263618. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 37283510. Accessed via explore.bishopmuseum.org/specimens/mo/263618.

Record sources

GBIF occurrence 37283510 ↗
Data license: CC0
Last harvested October 27, 2026