. Zoölogy [microform] : descriptive and practical. Zoology; Zoologie. Pclecypoda. ,qj of clams are distinguished by the size and shape of the shell, the relative proportions of the parts, the color mark- ings smoothness or roughness of the shell, the thickness of the shell, and by the hinge teeth on the interior. Umbo Donal margin Hinse ligament. ijnc of growth Ventral margin FIG. 62. EXTERNAL FEATURES OF A CLAM SHELL. Outside of left valve. The Inside of the Clam Shell. -After the soft parts are removed the following internal markings are usualfy plainty es nflh^w,! "" *' "'&qu
. Zoölogy [microform] : descriptive and practical. Zoology; Zoologie. Pclecypoda. ,qj of clams are distinguished by the size and shape of the shell, the relative proportions of the parts, the color mark- ings smoothness or roughness of the shell, the thickness of the shell, and by the hinge teeth on the interior. Umbo Donal margin Hinse ligament. ijnc of growth Ventral margin FIG. 62. EXTERNAL FEATURES OF A CLAM SHELL. Outside of left valve. The Inside of the Clam Shell. -After the soft parts are removed the following internal markings are usualfy plainty es nflh^w,! "" *' "'""' °* attachment of the mus. cles, of which the most notable are the anterior and poste- nor adductor muscle scars. Just below and posterior to the anterior adductor scar is the scar of the protractor of the foot. Above the anterior adductor scar is the scar of he anterior retractor of the foot. Just above and anterior to the posterior adductor scar is the scar of the poste- of muscles m the dorsal regions. In removing the body of. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Colton, Buel P. (Buel Preston), 1852-1906. Toronto : Copp, Clark
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1903
