# Utterbackia

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Genus of bivalves

Utterbackia Utterbackia imbecillis Scientific classification Kingdom: Animalia Phylum: Mollusca Class: Bivalvia Order: Unionida Family: Unionidae Tribe: Anodontini Genus: Utterbackia Baker, 1927 Type species Anodonta imbecilis Say, 1829 Species[1] U. imbecillis (Say, 1829) U. peggyae (Johnson, 1965) U. peninsularis Bogan & Hoeh, 1995 Synonyms[1] Anodonta (Utterbackia) Baker, 1927 Nayadina De Gregorio, 1914 Utterbachia Baker, 1927

***Utterbackia*** is a [genus](/source/Genus) of [freshwater mussels](/source/Freshwater_mussel), [aquatic](/source/Aquatic_animal) [bivalve](/source/Bivalve) [mollusks](/source/Mollusk) in the family [Unionidae](/source/Unionidae).

## Taxonomy and history

*Utterbackia* was erected in 1927 by [Frank Collins Baker](/source/Frank_Collins_Baker) with *Anodonta imbecillis* (now *[Utterbackia imbecillis](/source/Utterbackia_imbecillis)*) as the [type](/source/Type_species) and sole species.[1][2] The genus was named in honor of [William Irvin Utterback](https://en.wikipedia.org/w/index.php?title=William_Irvin_Utterback&action=edit&redlink=1), who authored several works on freshwater mussels.[3]

## Species

This genus includes the following species:[1]

- *[Utterbackia imbecillis](/source/Utterbackia_imbecillis)* ([Say](/source/Thomas_Say), 1829)

- *[Utterbackia peggyae](https://en.wikipedia.org/w/index.php?title=Utterbackia_peggyae&action=edit&redlink=1)* (Johnson, 1965)

- *[Utterbackia peninsularis](https://en.wikipedia.org/w/index.php?title=Utterbackia_peninsularis&action=edit&redlink=1)* [Bogan](https://en.wikipedia.org/w/index.php?title=Arthur_Bogan&action=edit&redlink=1) & [Hoeh](https://en.wikipedia.org/w/index.php?title=Walter_Hoeh&action=edit&redlink=1), 1995

Species formerly placed in this genus include:[1]

- *Utterbackia couperiana* ([Lea](/source/Isaac_Lea), 1840) and *Utterbackia dunlapiana* (Lea, 1842) – now accepted as *[Utterbackiana couperiana](https://en.wikipedia.org/w/index.php?title=Utterbackiana_couperiana&action=edit&redlink=1)* (Lea, 1840)

- *Utterbackia hartfieldorum* (Williams, [Bogan](https://en.wikipedia.org/w/index.php?title=Arthur_Bogan&action=edit&redlink=1) & Garner, 2009) – now accepted as *[Utterbackiana hartfieldorum](https://en.wikipedia.org/w/index.php?title=Utterbackiana_hartfieldorum&action=edit&redlink=1)* (Williams, Bogan & Garner, 2009)

- *Utterbackia heardi* (Gordon & [Hoeh](https://en.wikipedia.org/w/index.php?title=Walter_Hoeh&action=edit&redlink=1), 1995) – now accepted as *[Utterbackiana heardi](https://en.wikipedia.org/w/index.php?title=Utterbackiana_heardi&action=edit&redlink=1)* (Gordon & Hoeh, 1995)

- *Utterbackia suborbiculata* (Say, 1831) – now accepted as *[Utterbackiana suborbiculata](https://en.wikipedia.org/w/index.php?title=Utterbackiana_suborbiculata&action=edit&redlink=1)* (Say, 1831)

## References

1. ^ [***a***](#cite_ref-WoRMS_1-0) [***b***](#cite_ref-WoRMS_1-1) [***c***](#cite_ref-WoRMS_1-2) [***d***](#cite_ref-WoRMS_1-3) [***e***](#cite_ref-WoRMS_1-4) Bieler R, Bouchet P, Gofas S, Marshall B, Rosenberg G, La Perna R, Neubauer TA, Sartori AF, Schneider S, Vos C, ter Poorten JJ, Taylor J, Dijkstra H, Finn J, Bank R, Neubert E, Moretzsohn F, Faber M, Houart R, Picton B, Garcia-Alvarez O (eds.). ["*Utterbackia* F. C. Baker, 1927"](https://www.marinespecies.org/aphia.php?p=taxdetails&id=856860). *MolluscaBase*. [World Register of Marine Species](/source/World_Register_of_Marine_Species). Retrieved 4 February 2025.

1. **[^](#cite_ref-2)** Baker, Frank Collins (1927). ["On the Division of the Sphaeriidae into Two Subfamilies: And the Description of a New Genus of Unionidae, with Descriptions of New Varieties"](https://doi.org/10.2307%2F2993164). *[American Midland Naturalist](/source/American_Midland_Naturalist)*. **10** (7): 220. [doi](/source/Doi_(identifier)):[10.2307/2993164](https://doi.org/10.2307%2F2993164). [ISSN](/source/ISSN_(identifier)) [0003-0031](https://search.worldcat.org/issn/0003-0031). [JSTOR](/source/JSTOR_(identifier)) [2993164](https://www.jstor.org/stable/2993164). [LCCN](/source/LCCN_(identifier)) [13003548](https://lccn.loc.gov/13003548). [OCLC](/source/OCLC_(identifier)) [5731039](https://search.worldcat.org/oclc/5731039).

1. **[^](#cite_ref-Ohio_3-0)** Watters, G. Thomas; Hoggarth, Michael A.; Stansbery, David H. (2009). [*The Freshwater Mussels of Ohio*](https://muse.jhu.edu/book/27783). Columbus: [Ohio State University Press](/source/Ohio_State_University_Press). p. 321. [ISBN](/source/ISBN_(identifier)) [978-0-8142-1105-2](https://en.wikipedia.org/wiki/Special:BookSources/978-0-8142-1105-2). [OCLC](/source/OCLC_(identifier)) [741494963](https://search.worldcat.org/oclc/741494963) – via [Project MUSE](/source/Project_MUSE).

- Haag, W. R. (2012). *North American Freshwater Mussels: Natural History, Ecology, and Conservation*. Cambridge University Press. [ISBN](/source/ISBN_(identifier)) [978-0521199384](https://en.wikipedia.org/wiki/Special:BookSources/978-0521199384)

- Vidrine, M. (1993). *The historical distributions of fresh-water mussels in Louisiana*. Gail O. Vidrine Collectibles. [ISBN](/source/ISBN_(identifier)) [978-0963730404](https://en.wikipedia.org/wiki/Special:BookSources/978-0963730404)

Taxon identifiers Utterbackia Wikidata: Q3800445 BOLD: 449812 CoL: 7PKKC EoL: 51479 GBIF: 2287902 iNaturalist: 150020 IRMNG: 1049684 ITIS: 567155 NCBI: 52382 Open Tree of Life: 342690 WoRMS: 856860

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