. Fresh-water biology. Freshwater biology. Fig. 496. Frontonia leucas. V, vacuole. , canal; iV, macronucleus; «, micronucleus; X i6s. (After Calkins.) 86 (85) Ovate, flattened, rounded at each end. Mouth triangular or crescent- shaped, lateral, in front of the middle of the body. Glaucoma Ehrenberg. Representative species. Glaucoma scintillans Ehrenberg 1830. The vibratile membranes extending around the mouth pre- senting a bilabial appearance. Nucleus large, central. Con- tractile vacuole posterior. Length 75 ^t. Infusions. Fig. 497. Glaucoma scintillans. cv, contractile vacuole; macn, macro-
. Fresh-water biology. Freshwater biology. Fig. 496. Frontonia leucas. V, vacuole. , canal; iV, macronucleus; «, micronucleus; X i6s. (After Calkins.) 86 (85) Ovate, flattened, rounded at each end. Mouth triangular or crescent- shaped, lateral, in front of the middle of the body. Glaucoma Ehrenberg. Representative species. Glaucoma scintillans Ehrenberg 1830. The vibratile membranes extending around the mouth pre- senting a bilabial appearance. Nucleus large, central. Con- tractile vacuole posterior. Length 75 ^t. Infusions. Fig. 497. Glaucoma scintillans. cv, contractile vacuole; macn, macro- nucleus; mien, micronucleus. X 3S0. (After Butschli.). 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
