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Page last updated
Wed 1 October 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Search the database pages:

Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Utterbackiana

species Utterbackiana heardi (Gordon & Hoeh, 1995): synonymy
     1 specimen + 2 Genbank vouchers

Anodonta couperiana R.I. Johnson, 1969
‘Lea’ of Authors.
R.I. Johnson, 1969. Nautilus 83(1): 34. [in part]
Heard, 1975. Malacologia 15(1): 84. [in part]
Hoeh, 1990. Malac. Review 23: 67. [in part]

Anodonta heardiGordon & Hoeh (1995)

Anodonta heardi Gordon & Hoeh, 1995
Gordon & Hoeh, 1995. Walkerana 7(17-18): 265, fig. 1.
Type(s): HOLOTYPE (ORIG. DESIG.) UMMZ_253324, Apalachicola River, approximately 9.7 km north of Blountstown at Ocheesee Landing, Calhoun County, Florida.

Anodonta heardiGordon & Hoeh (1995), Turgeon et al. (1998), Brim Box & Williams (2000), Zanatta et al. (2007), Williams et al. (2008), Bogan (2010), Williams et al. (2011), ITIS (2012), Haag (2012), Williams et al. (2014), Smith et al. (2018)
Utterbackia heardiGraf & Cummings (2007), Cummings & Graf (2010)
Utterbackiana heardiWilliams et al. (2017), Graf & Cummings (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), FMCS (2025)

Taxonomic History (since 1900)

Anodonta heardiGordon & Hoeh (1995), Turgeon et al. (1998), Brim Box & Williams (2000), Zanatta et al. (2007), Williams et al. (2008), Bogan (2010), Williams et al. (2011), ITIS (2012), Haag (2012), Williams et al. (2014), Smith et al. (2018)
Utterbackia heardiGraf & Cummings (2007), Cummings & Graf (2010)
Utterbackiana heardiWilliams et al. (2017), Graf & Cummings (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), FMCS (2025)

 
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