. Fresh-water biology. Freshwater biology. lOlO FRESH-WATER BIOLOGY 147 (150) Beak sculpture consisting of coarse parallel ridges, scarcely looped or fine and doubly looped. Subgenus Lampsilis 148 148 (149) Shell often very large, usually rather thin, inflated, shining, fre- quently rayed. Beak sculpture consisting of coarse parallel ridges, scarcely looped. - Section Lampsilis This Rroup includes some of the largest of the Unioaidae. Found in all of the Eastern States from New England to Georgia and west to Arkansas. Type, L. ovala Say (Fig. 1512; X I).. Please note that these image
. Fresh-water biology. Freshwater biology. lOlO FRESH-WATER BIOLOGY 147 (150) Beak sculpture consisting of coarse parallel ridges, scarcely looped or fine and doubly looped. Subgenus Lampsilis 148 148 (149) Shell often very large, usually rather thin, inflated, shining, fre- quently rayed. Beak sculpture consisting of coarse parallel ridges, scarcely looped. - Section Lampsilis This Rroup includes some of the largest of the Unioaidae. Found in all of the Eastern States from New England to Georgia and west to Arkansas. Type, L. ovala Say (Fig. 1512; X I).. 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 Ward, Henry Baldwin, 1865-1945; Whipple, George Chandler, 1866-1924. joint author. New York, John Wiley & sons, inc. ; [etc. ,etc. ]
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectfreshwa, bookyear1918
