. Fresh-water rhizopods of North America. Rhizopoda; Freshwater animals. â¢ri X ;«?;%»&?! ' 1* /\\. B-ji2l«Jr A Son, Lith â 'o-?Leidy Del i-9 PAMPfiAGUS MUTABILIS 10 P AVIDUS. 11. 12 P CURVUi p HYALINUS 1 18 - 28, PSEUDODIFFLUGIA GRACILIS. 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 Leidy, Joseph, 1823-1891. Washington, Government Printing Office

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectrhizopo, bookyear1879