MUSSELpdb

Introduction

Browse

d'basing

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 | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Villosa amygdalum

nominal species Unio singleyanus Marsh, 1891

Unio singleyanus Marsh, 1891 = Villosa amygdalum

Marsh, 1891. Joliet Weekly News: ??.
Marsh, 1891. Nautilus 5(3): 29.
Simpson, 1892. Proc. U.S. Nat. Mus. 15(911): 426, pl. 68, figs. 4-5.
Type(s): HOLOTYPE UMMZ_249348, Sumpter Co., Fla.

= Villosa amygdalum

Taxonomic Opinions

+ Villosa amygdala (Lea, 1843) — Watters, 2018

+ Villosa amygdalum (Lea, 1843) — Williams et al., 2014

+ Villosa amygdalum (Lea, 1843) — Williams et al., 2011

+ Villosa amygdala (Lea, 1843) — Burch, 1975

+ Carunculina parva (Barnes, 1823) — Burch, 1975

+ Carunculina parva (Barnes, 1823) — R.I. Johnson, 1972

+ Villosa amygdala (Lea, 1843) — R.I. Johnson, 1972

+ Lampsilis (Villosa) vesicularis (Lea, 1870) — Haas, 1969

+ Villosa vibex amygdalum (Lea, 1843) — Clench & Turner, 1956

+ Lampsilis (Villosa) vesicularis (Lea, 1872) — Frierson, 1927

= Lampsilis (Eurynia) singleyana (Marsh, 1891) — Simpson, 1914

= Lampsilis (sec. Eurynia) singleyanus Marsh — Simpson, 1900