. Bulletin - United States National Museum. Science. 206 BUIXETIN 120, UNITED STATES NATIONAL, MUSEUM. fornia forms from the others, though I confess to a feeling that they are not the same. Fuller series of infections from both hosts are needed to warrant any definite expression of opinion. Opalina virguloidea, United States National Museum No. 16559. Host.—Rana sylvatica LeConte, numerous living infections, from Oberlin, Ohio, and Raleigh, North Carolina. The type infection was collected at Oberlin April 28, 1915, by M. M. Fig. 175.—Opalina virguloidea, Rana silvatica, X 117
. Bulletin - United States National Museum. Science. 206 BUIXETIN 120, UNITED STATES NATIONAL, MUSEUM. fornia forms from the others, though I confess to a feeling that they are not the same. Fuller series of infections from both hosts are needed to warrant any definite expression of opinion. Opalina virguloidea, United States National Museum No. 16559. Host.—Rana sylvatica LeConte, numerous living infections, from Oberlin, Ohio, and Raleigh, North Carolina. The type infection was collected at Oberlin April 28, 1915, by M. M. Fig. 175.—Opalina virguloidea, Rana silvatica, X 117 diameters. The small CIRCDLAR DRAWING REPRESENTS A CYST. Measurements of an average individual.—^Length of body, mm.; width of body, mm.; thickness of body, anterior mm., middle mm., posterior mm.; diameter of nucleus, mm. to mm.; diameter of endospherule, mm. to mm.; cilia line interval, anterior mm., posterior mm. OPALINA VIRGULOIDEA MAGNINUCLEATA, new subspecies. Type.—United States National Museum No. 16549. Host.—Adds grylhis (LeConte), numerous living infections, from North Carolina, H. H. and C, S. Brimley, collectors. Measurements: A., of an average individual; B., of a large in- dividual— Measurements. A. B. Lensrth of body . . mm. .08 .0266 .0075 mm, Width of bodv . 13 Thickness of body 025 Diameter of nucleus .0075 Diameter of endospherule .0024 Cilia line interval: Anterior .0025 .0018 Middle .00262 Posterior . 00288 .004. 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. of Docs. , U. S. Govt Print. Off.
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