. Bulletin - United States National Museum. Science. THE OPALINID CILIATE INFUSORIANS. 213 No. 4964, 75 mm. long, from Pecos River, Texas; Captain Page, collector; the other from Prescott, Arizona. Measv/rements: A, of a Texas specimen,' B, of an Arizona speci- menâ Measurements. Length of body Width of body Thickness of body Diameter of nuclei (mean). Diameter of endospherule. Cilia line interval: Anterior Posterior mm. mm. .13 .14 .025 .042 .0043 .0047 . 00134 .00225 â - .0031 The general appearance of these infections is quite different from that of O. ohtrigonoidea or 0. virguloi
. Bulletin - United States National Museum. Science. THE OPALINID CILIATE INFUSORIANS. 213 No. 4964, 75 mm. long, from Pecos River, Texas; Captain Page, collector; the other from Prescott, Arizona. Measv/rements: A, of a Texas specimen,' B, of an Arizona speci- menâ Measurements. Length of body Width of body Thickness of body Diameter of nuclei (mean). Diameter of endospherule. Cilia line interval: Anterior Posterior mm. mm. .13 .14 .025 .042 .0043 .0047 . 00134 .00225 â - .0031 The general appearance of these infections is quite different from that of O. ohtrigonoidea or 0. virguloidea infections, and the ani- Fig. 183.âOpalina spiralis : a and 5, magnified 117 diameters ; c, a bit of thb BODV magnified 460 diameters. mals are not at all like 0. gigantea, which also is found in Bufo comjjactilis from the same general locality. In both my infections most individuals have the posterior, slenderer portion of the body spirally plicated or twisted and this condition suggests the specific name. Of course, this is not a distinctive OPALINA CHOROPHILI. new species. 7 y;7e.âUnited States National Museum Cat. No. 16569. Host.âGhorophilus triseriatus (Wied), many infections, from North Carolina and northern Ohio. The type infection is from a North Carolina frog collected by H. H. and C. S. Brimley in March, 1909. Measurements of a large individual.âLength of body mm.; width of body mm.; thickness of body mm.; diameter of nucleus mm. to mm. (mean mm.); cilia line interval, anterior mm., middle mm., posterior 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. o
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