Castalia ambigua

Animalia › Mollusca › Bivalvia › Unionida › Hyriidae

Collected by: R. Damon; A. GarrettR. Damon →Andrew J. Garrett →
Locality: Brazil
Region: Brazil
Record type: Preservedspecimen

Castalia ambigua observed alive

Since 2000, iNaturalist observers have recorded 10 research-grade sightings in the wild, most recently on 2026-07-12.

2026-07-12

5WC2+MW, Alta Floresta - MT, 78580-000, Brasil

(c) KAROLINE SCARPASSI, some rights reserved (CC BY-NC)

2024-10-13

Yarinacocha, Perú

(c) Johnattan Rupire, some rights reserved (CC BY-SA)

2022-10-06

Costa Marques, BR-RO, BR

(c) Fábio Olmos, some rights reserved (CC BY)

2021-11-14

Laguinho, Santarém - PA, Brasil

(c) Nelson Wisnik, some rights reserved (CC BY-NC)

2020-12-29

Ariosto Island, Teles Pires river.

(c) Sidnei Dantas, some rights reserved (CC BY-SA)

2020-10-23

Santarém - PA, Brasil

(c) Nelson Wisnik, some rights reserved (CC BY-NC)

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

Cite this specimen

Castalia ambigua. BPBM 4671. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 35816988. Accessed via explore.bishopmuseum.org/specimens/mo/4671.

Record sources

GBIF occurrence 35816988 ↗
Data license: CC0
Last harvested October 27, 2026