. Fresh-water biology. Freshwater biology. THE WATER FLEAS (CLADOCERA) 691 II (12) Reflexed antenna not reaching posterior margin of valves. Diaphanosoma hrachyurum (Lieven) 1848. Eye pigment large; eye filling end of head. Color yel- lowish-transparent. Length, 5, mm.; mm. Common in marshes and weedy margins of lakes. Very probably the next species is merely a limnetic vari- ety of this. Fig. 1054. Diaphanosoma hrachyurum. Antenna when reflexed reaches or exceeds posterior margin of valves. Diaphanosoma leuchtenbergianum Fischer Please note that these images are extrac
. Fresh-water biology. Freshwater biology. THE WATER FLEAS (CLADOCERA) 691 II (12) Reflexed antenna not reaching posterior margin of valves. Diaphanosoma hrachyurum (Lieven) 1848. Eye pigment large; eye filling end of head. Color yel- lowish-transparent. Length, 5, mm.; mm. Common in marshes and weedy margins of lakes. Very probably the next species is merely a limnetic vari- ety of this. Fig. 1054. Diaphanosoma hrachyurum. Antenna when reflexed reaches or exceeds posterior margin of valves. Diaphanosoma leuchtenbergianum Fischer 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
