. Bulletin - United States National Museum. Science. 224 BULLETIN 140, UNITED STATES NATIONAL MUSEUM of the submedian ones and extending to the base of the tail, these cordons single and simpler than the others. Male to mm. long by 250 to 360/* wide. Tail 10/204 to 10/228 of total body length. Buccal cavity or pharynx 220 to 260/x long; anterior esophagus 790 to 880/* long; posterior esophagus to mm. long. Caudal alae (fig. 287a) large and with 2 con- centric zones, the internal transversely striated and the external smooth. Four pairs of preanal and 6 pairs of postanal pa
. Bulletin - United States National Museum. Science. 224 BULLETIN 140, UNITED STATES NATIONAL MUSEUM of the submedian ones and extending to the base of the tail, these cordons single and simpler than the others. Male to mm. long by 250 to 360/* wide. Tail 10/204 to 10/228 of total body length. Buccal cavity or pharynx 220 to 260/x long; anterior esophagus 790 to 880/* long; posterior esophagus to mm. long. Caudal alae (fig. 287a) large and with 2 con- centric zones, the internal transversely striated and the external smooth. Four pairs of preanal and 6 pairs of postanal papillae. Spicules (fig. 2876 and d) robust, 280 and 250/* long. Female unknown. Life history.—Unknown; probably involves intermediate stages in other hosts. Distribution.—Africa (Abomey).. 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
