. Bulletin - United States National Museum. Science. Fig. G8.—Zkllekiella [boulbngebi], X 460 diametees. Host.—Prostherayis houlengeri Barbour, one infection in United States National Museum specimen No. 52406, 22 mm. long, from Gorgona Island, Colombia, South America. Measurements: A^of a small individual; B^ of one of medium size; C, of the largest one observed— Measurements. Length of body Width of body 028 Thickness of body Length of nucleus Width of nucleus Cilia line interval: Anterior Posterior .0145 ,0087 .0087 .047 .0155 .0087 .0054 ,00187 .003 .047 This Zelleriella
. Bulletin - United States National Museum. Science. Fig. G8.—Zkllekiella [boulbngebi], X 460 diametees. Host.—Prostherayis houlengeri Barbour, one infection in United States National Museum specimen No. 52406, 22 mm. long, from Gorgona Island, Colombia, South America. Measurements: A^of a small individual; B^ of one of medium size; C, of the largest one observed— Measurements. Length of body Width of body 028 Thickness of body Length of nucleus Width of nucleus Cilia line interval: Anterior Posterior .0145 ,0087 .0087 .047 .0155 .0087 .0054 ,00187 .003 .047 This Zelleriella seems very similar to Z. atelopyxena [stelsneril^ but its nuclei are spherical in almost all individuals, instead of ellip- soidal. They seem to be resting in a late metaphase, entering upon the reticulate condition, but the preservation is not good enough to allow very clear vision of the cytological 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
