Clam Small 320×197 Medium 640×394 Large 1024×630 Download Tiff Original 2400×1477 | (3.4 MB) Description Internal structures of the body of a clam. Keywords anatomy, Bivalves, clam shell, clams, fresh water clam, mussels Galleries Clams and Other Bivalves Source: Buel P. Colton, Zoology: Descriptive and Practical (Boston:D.C. Heath & Co., 1903) 111