Omphalotropis

Animalia › Mollusca › Gastropoda › Littorinimorpha › Assimineidae

Collected by: Edwin H. Bryan Jr.; Edwin H. Bryan Jr.
Collector number: Bottle 9
Date: April 6, 1936
Locality: 1/2 mile South of Canada; inland 1 1/2 miles
Region: Guam
Coordinates: 13.4513, 144.7869 ± 900 m
Record type: Preservedspecimen

4,454 Bishop specimens of Omphalotropis · collected 1920–2023Species page ›

Where it was collected

Collected the same day

On April 6, 1936, Edwin H. Bryan Jr.; Edwin H. Bryan Jr. also collected 24+ other specimens.

Still here: Omphalotropis observed near this locality

This specimen was collected in 1936. Since 2000, iNaturalist observers have recorded 3 research-grade sightings in the wild within 25 km, most recently on 2025-07-10.

2025-07-10

Malojloj, Guam

(c) CJ Paulino, some rights reserved (CC BY-NC)

2024-09-17

Pagat, Guam

(c) CJ Paulino, some rights reserved (CC BY-NC)

2024-05-10

Anao, Guam

(c) CJ Paulino, some rights reserved (CC BY-NC)

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

Cite this specimen

Omphalotropis. BPBM 152684. Bernice Pauahi Bishop Museum, Honolulu. Accessed via explore.bishopmuseum.org/specimens/mo/152684.

Record sources

Last harvested October 27, 2026