. Bulletin - United States National Museum. Science. 56 BULLETIN 140, UNITED STATES NATIONAL MUSEUM HETERAKIS BANCROFT! Johnston, 1912 Host.—Oatheturus lathami. L ocation.—Ceca. Morphology.—Heterakis (p. 50): Mouth with 3 prominent lips of equal size. Alimentary canal of usual Heterakis type. Male mm. long by 220/* wide. Tail (fig. 71) with very narrow delicate appendage. Sucker 73/* in diameter, with chitinous ring, its posterior margin about 35/* anterior to cloacal aperture. Caudal alae lobulated. Six pairs of papillae, of which 2 are preanal and 4 postanal. Spicules equal, 860/* long,
. Bulletin - United States National Museum. Science. 56 BULLETIN 140, UNITED STATES NATIONAL MUSEUM HETERAKIS BANCROFT! Johnston, 1912 Host.—Oatheturus lathami. L ocation.—Ceca. Morphology.—Heterakis (p. 50): Mouth with 3 prominent lips of equal size. Alimentary canal of usual Heterakis type. Male mm. long by 220/* wide. Tail (fig. 71) with very narrow delicate appendage. Sucker 73/* in diameter, with chitinous ring, its posterior margin about 35/* anterior to cloacal aperture. Caudal alae lobulated. Six pairs of papillae, of which 2 are preanal and 4 postanal. Spicules equal, 860/* long, sharply W 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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