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!

The MUSSEL Project Database has moved to a new server, with a new URL! The new address for this page is: https://musselpdb.org/db.php?ty=nomsp&id=9787

Search the database pages:

Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Sphaerium lacustre

nominal species Calyculina lacustris var. septentrionalis Westerlund, 1876

Clessin in Westerlund, 1876, Nach. Deuts. Mal. Ges. 8(8-9): 103.
(intro'd as intra-sp. of Tellina lacustris Müller, 1774)

= Sphaerium lacustre

Taxonomic Opinions

+ Musculium (s.s.) compressum (Middendorff, 1851) — Vinarski & Kantor, 2016
+ Musculium compressum (Middendorff, 1851) — Kantor et al., 2010

Page updated: 11:41:22 Mon 08 Sep 2025