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Imbricaria olivaeformis

110

Bishop specimens

0

Type specimens

1917

First collected

1994

Last collected

2025

Last seen alive in Hawaiʻi

Where Bishop collected it

52 mapped specimens. Localities of endangered species are shown approximately.

Two centuries of collecting

1910s1990s

The oldest Bishop specimen was collected in 1917 by Thaanum; Thaanum (Hawaiʻi Island). The Museum last collected it in 1994; iNaturalist observers have seen it in the wild as recently as November 22, 2025.

From the collection

Imbricaria olivaeformis, 220567Imbricaria olivaeformis, 221224Imbricaria olivaeformis, 221456Imbricaria olivaeformis, 221604Imbricaria olivaeformis, 238030Imbricaria olivaeformis, 238034Imbricaria olivaeformis, 240357Imbricaria olivaeformis, 240962Imbricaria olivaeformis, 240963Imbricaria olivaeformis, 242068Imbricaria olivaeformis, 242070Imbricaria olivaeformis, 242072

Alive today

11 research-grade iNaturalist sightings in the wild in Hawaiʻi since 2000. Most recent first.