Figure 18 in Palaeoheterodont diversity (Mollusca: Trigonioida + Unionoida): what we know and what we wish we knew about freshwater mussel evolution

Figure 18. Representatives of the Unionidae. A, Unio pictorum UMMZ 9320. B, Pyganodon grandis UMMZ 205535. C, Amblema plicata INHS 12149. D, Obliquaria reflexa INHS 5892. E, Coelatura aegyptiaca FMNH 11597. F, Pilsbryoconcha exilis ANSP 48270. G, Lampsilis cardium UMMZ 130005.Published as part of Graf, Daniel L. & Cummings, Kevin S., 2006, Palaeoheterodont diversity (Mollusca: Trigonioida + Unionoida): what we know and what we wish we knew about freshwater mussel evolution, pp. 343-394 in Zoological Journal of the Linnean Society 148 (3) on page 372, DOI: 10.1111/j.1096-3642.2006.00259.x, http://zenodo.org/record/542783