. Fresh-water biology. Freshwater biology. 1 iii- 938. Apsilus bucinedax Forbes Ventral view. X65. (After Stokes.) Fig. Stephanoceros eich- hormi Ehr. X 60. (Aftet Weber.). Fig. 939. Atrochus tenlacutatus Wierz. X 35. (After Wierzejski.). 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.


. Fresh-water biology. Freshwater biology. 1 iii- 938. Apsilus bucinedax Forbes Ventral view. X65. (After Stokes.) Fig. Stephanoceros eich- hormi Ehr. X 60. (Aftet Weber.). Fig. 939. Atrochus tenlacutatus Wierz. X 35. (After Wierzejski.). 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