MUSSELp

MUSSELpdb

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Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism by
Geography

Data last updated
Thu 18 Dec 2025

Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Pisidium observationis

nominal species Pisidium observationis Pilsbry, 1911

Pisidium observationis Pilsbry, 1911 = Pisidium observationis

Pilsbry, 1911. Rep. Princeton Univ. Exp. Patagonia 3(5): 608, fig. 19.

= Pisidium observationis

Taxonomic Opinions

= Pisidium observationis Pilsbry, 1911 — IUCN, 2011

= Pisidium observationis Pilsbry, 1911 — Bogan, 2010

= Pisidium observationis Pilsbry, 1911 — Rumi et al., 2008

+ Pisidium magellanicum (Dall) — Ituarte, 2007

= Pisidium observationis (Pilsbry, 1911) — Simone, 2006

 
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