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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
Mon 1 Dec 2025

Publication Pfeiffer et al. (2016): summary

publication summary | cladograms

Full Citation

Pfeiffer, J.M., N.A. Johnson, C.R. Randklev, R.G. Howells & J.D. Williams. 2016. Generic reclassification and species boundaries in the rediscovered freshwater mussel ‘Quadrula’ mitchelli (Simpson in Dall, 1896). Conservation Genetics 17(2): 279-292. Available electronically.

Attributed Nominal Species

Fusconaia mitchelli Pfeiffer et al., 2016 = Fusconaia iheringi

‘Simpson’ of Authors.
Pfeiffer et al., 2016. Conserv. Genet. 17(2): 281. [in part]
Inoue et al., 2018. Invert. Syst. 32: Table S2. [in part]
(misidentified reference to Unio mitchelli Dall, 1895)

Unio ridellii Frierson, 1927 = Pleurobema riddellii

‘Lea’ of Authors.
Frierson, 1927. Check List N. Amer. Naiades: 54.
Haas, 1969. Das Tierreich 88: 300.
Pfeiffer et al., 2016. Conserv. Genet. 17(2): [3].
(error for Unio riddellii Lea, 1861)

Cyrtonaias tampicoensis Bogan & Hoeh, 2000 = Cyrtonaias berlandierii

‘Lea’ of Authors.
Bogan & Hoeh, 2000. Geol. Soc. London Spec. Publ. 177: Table 1.
Hoeh et al., 2001. [in] Bauer & Wächtler, Ecol. Evol. Unionoida: 260.
Hoeh et al., 2002. Malac. Review 31/32(2): 127.
Hoeh et al., 2002. Evolution 56(11): Table 1.
Roe & Hoeh, 2003. Mol. Syst. Phylogeo. Moll.: 110.
Campbell et al., 2005. Invert. Biol. 124(2): Appendix 1.
Zanatta & Murphy, 2006. MPE 41(1): Table 1.
Walker et al., 2006. Malacologia 48(1-2): Table 2.
Chapman et al., 2008. Malacologia 50(1-2): 306, Table 1.
Chapman et al., 2008. BMC Evol. Biol. 8: 11, Table 4.
Campbell et al., 2008. Molec. Ecol. Res. 8: Table 1.
Burlakova et al., 2012. Aquatic Biosystems 8(12): [suppl. 1].
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): Appendix 1.
Pfeiffer et al., 2016. Conserv. Genet. 17(2): 281, Table 1.
Pfeiffer et al., 2019. Zool. Scripta 48: 109, Table 2.
Smith et al., 2019. Systemat. Biodiv. 17(4): Table S1.
Burlakova et al., 2019. Malacologia 62(2): Table 1.
Pfeiffer et al., 2019. MPE 137: Table 1.
Inoue et al., 2020. Zootaxa 4816(4): 460.
Smith et al., 2020. Cladistics 36: Table 1.
Freeman et al., 2025. Malacologia 67(1/2): 247, Table 2.
(misidentified reference to Unio tampicoensis Lea, 1838)

Taxonomic Opinions

Amblema neislerii

Amblema plicata

Anodonta suborbiculata = Utterbackiana suborbiculata

Cyclonaias tuberculata

Cyrtonaias tampicoensis = Mesonaias tampicoensis

Elliptio crassidens

Elliptio dilatata = Eurynia dilatata

Elliptio fumata

Elliptoideus sloatianus

Fusconaia askewi

Fusconaia burkei

Fusconaia cerina

Fusconaia escambia

Fusconaia flava

Fusconaia mitchelli (Simpson in Dall, 1896)
+ Unio iheringi B.H. Wright, 1898

Fusconaia mitchelli (Simpson in Dall, 1896) = Fusconaia iheringi

Glebula rotundata

Hemistena lata

Lampsilis teres

Leptodea fragilis = Potamilus fragilis

Plethobasus cyphyus

Pleurobema clava

Pleurobema collina = Parvaspina collina

Pleurobema cordatum

Pleurobema pyriforme

Pleurobema ridelli [sic] = Pleurobema riddellii

Pleurobema sintoxia

Pleurobema strodeanum

Pleuronaia dolabelloides

Quadrula apiculata = Quadrula quadrula

Quadrula houstonensis = Pustulosa pustulosa

Quadrula mortoni = Pustulosa pustulosa

Quadrula petrina = Pustulosa petrina

Reginaia ebena = Reginaia ebenus

Reginaia rotulata

Sphenonaias taumilapana (Conrad, 1855)

Tritogonia verrucosa = Quadrula verrucosa

Truncilla macrodon

Uniomerus declivis

Villosa lienosa = Leaunio lienosus

 
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