. Bulletin - United States National Museum. Science. a o Fig. 77.—Zelleriella [trinitatis], X 460 from both infections is poorly preserved, the nuclei being often shrunken and evidently not normal, it is best to attempt no definite classification and to name it only provisionally. ZELLERIELLA HYLAXENA, new species. r?/;?e.—United States National Museum Cat. No. 16480. Host.—Hyla fulcheUa Dumeril and Bibron, one infection, in United States National Museum specimen No. 5407, 30 mm. long, from Paraguay; Captain Page, collector. Measurements of an average individual.—Length of bod}^ 0.


. Bulletin - United States National Museum. Science. a o Fig. 77.—Zelleriella [trinitatis], X 460 from both infections is poorly preserved, the nuclei being often shrunken and evidently not normal, it is best to attempt no definite classification and to name it only provisionally. ZELLERIELLA HYLAXENA, new species. r?/;?e.—United States National Museum Cat. No. 16480. Host.—Hyla fulcheUa Dumeril and Bibron, one infection, in United States National Museum specimen No. 5407, 30 mm. long, from Paraguay; Captain Page, collector. Measurements of an average individual.—Length of bod}^ mm.; width of body mm.; thickness of body mm.; diame- ter of resting nucleus mm.; diameter of endospherule mm.; cilia line interval, anterior mm., posterior mm. The body of this species is unusually thick for a Zelleriella.^ its thickness being over one-third of its width. In the ordinary in- dividuals the nuclei are spherical, or nearly so. In somewhat larger forms, preparing for division, the nuclei are a little elongated. In individuals ready for fission the two nuclei are dumb-bell-shaped with the constricted part of the dumb-bell narrow and rather long. 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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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience