. Fresh-water biology. Freshwater biology. Fig. 1102. Strehlocerus serricau- datus. 91 (90) Valves reticulated, the edges of the reticulations making scale-like ridges, which give the dorsal margin a serrate appearance. MM I « Strehlocerus pygmaeus Sars 1901. Pre-anal part of post-abdomen not serrate, with 4-5 rows of fine hairs. Color grayish white, opaque, to nearly black in ephippial 9 • ^ unknown. Length, 9, mm. The smallest member of the family and one of the smallest of the group. Louisiana, in weedy pools, with S. serricaudatus. Fig. 1103. Strehlocerus Please no
. Fresh-water biology. Freshwater biology. Fig. 1102. Strehlocerus serricau- datus. 91 (90) Valves reticulated, the edges of the reticulations making scale-like ridges, which give the dorsal margin a serrate appearance. MM I « Strehlocerus pygmaeus Sars 1901. Pre-anal part of post-abdomen not serrate, with 4-5 rows of fine hairs. Color grayish white, opaque, to nearly black in ephippial 9 • ^ unknown. Length, 9, mm. The smallest member of the family and one of the smallest of the group. Louisiana, in weedy pools, with S. serricaudatus. Fig. 1103. Strehlocerus 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
