MUSSELp
 
MUSSELpdb
 
 
Taxonomy
 
 
Geography
 
 
 

Page last updated
Thu 3 September 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 | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Medionidus

species Medionidus penicillatus (Lea, 1857): synonymy
     2 specimens + 1 Genbank voucher

Unio penicillatus Lea, 1857
Lea, 1857. Proc. Acad. Nat. Sci. 9: 171.
Lea, 1859. Jour. Acad. Nat. Sci. 4 [O. 7]: 203 [21], pl. 23, fig. 85.
Type(s): LECTOTYPE USNM_84142, Flint River, near Albany, Georgia.

Medionidus penicillatusSimpson (1900), Simpson (1914), Frierson (1927), Clench & Turner (1956), Haas (1969), ... Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025), Campbell & Lydeard (2026)

Unio kingii B.H. Wright, 1900
B.H. Wright, 1900. Nautilus 13(12): 138.
Type(s): SYNTYPE USNM_159965, Flint R., Baker Co., Ga.

Medionidus kingiSimpson (1900), Simpson (1914)
Medionidus penicillatusFrierson (1927), Clench & Turner (1956), Haas (1969), Burch (1975), R.I. Johnson (1977), Brim Box & Williams (2000), Williams et al. (2008), Williams et al. (2011), Williams et al. (2014)

Taxonomic History (since 1900)

Medionidus penicillatusSimpson (1900), Simpson (1914), Frierson (1927), Clench & Turner (1956), Haas (1969), ... Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025), Campbell & Lydeard (2026)
Medionidus kingiSimpson (1900), Simpson (1914)

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