. Crustacea of Lake Titicaca. Crustacea. U. S. NATIONAL MUSEUM PROCEEDINGS, VOL. XX PL. LXX. Crayfishes. Figs. 1-3. Parastacus hassleri. Figs. 4, 5. Parastacus . For explanation of plate see page 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 Faxon, Walter, 1848-1920. [Cambridge, the Museum]

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Keywords: ., bookcentury1800, bookdecade1870, booksubjectcrustac, bookyear1876