MUSSELp

MUSSELpdb

Introduction

Browse

d'basing

Search the MUSSELpdb

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
Mon 1 Dec 2025

Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Euglesa obtusalis

nominal species Pisidium scholtzii Clessin, 1873

Pisidium scholtzii Clessin, 1873 = Euglesa obtusalis

Clessin, 1873. Malak. Blatt. 20: 23, pl. 1, fig. 1.
Clessin in Westerlund, 1873. Fauna Moll. Terr. Fluv. Suec. Norv. Dan. (2): 540.
Clessin, 1874. Conch. Cab. 9(3): 18, pl. 2, figs. 1-3.
(new name for Pisidium obtusale Scholtz, 1853)

= Euglesa obtusalis

Taxonomic Opinions

= Euglesa (Cyclocalyx) scholtzii (Clessin, 1873) — Vinarski & Kantor, 2016

+ Pisidium obtusale (Lamarck, 1818) — He & Zhuang, 2013

+ Pisidium obtusale (Lamarck, 1818) — Fauna Europaea, 2012

+ Pisidium obtusale (Lamarck, 1818) — IUCN, 2011

= Cyclocalyx scholtzii (Clessin, 1873) — Kantor et al., 2010

= Cyclocalyx (s.s.) scholtzi (Clessin, 1871) — Starobogatov et al., 2004

+ Pisidium (Eupisidium) obtusale (Lamarck) — Korniushin, 1998

+ Pisidium (Cyclocalyx) obtusale (Lamarck, 1818) — Clarke, 1973

+ Pisidium obtusale C. Pfeiffer, 1821 — Thiele, 1934

= Corneocyclas (Cyclocalyx) scholtzi Clessin — Dall, 1903

= Pisidium (Gruppe Fossarina) scholtzii Clessin — Clessin, 1877

= Pisidium scholtzii Clessin — Clessin, 1874

 
NSF icon MUSSEL icon
"Making the world a better place, one mollusk at a time."