. Bulletin - United States National Museum. Science. NEMATODE PARASITES OF BIRDS 243 Male mm. long. Buccal cavity 170 to 200/* long. Caudal alae very large. Four pairs of preanal and 5 pairs of postanal papillae. Spicules 260/* and 115/* long. Female 10 to 11 mm. long by 350/* wide at the level of the vulva. Buccal cavity 280 to 300/* long. Tail 170/* long. Vulva (fig. 306a and e) opening on an oval prominence directly behind the middle of the body. Eggs 43/* by 21/*, thick-shelled, embryonated when oviposited. Life history.—Unknown; probably involves intermediate stages in other hosts. Di
. Bulletin - United States National Museum. Science. NEMATODE PARASITES OF BIRDS 243 Male mm. long. Buccal cavity 170 to 200/* long. Caudal alae very large. Four pairs of preanal and 5 pairs of postanal papillae. Spicules 260/* and 115/* long. Female 10 to 11 mm. long by 350/* wide at the level of the vulva. Buccal cavity 280 to 300/* long. Tail 170/* long. Vulva (fig. 306a and e) opening on an oval prominence directly behind the middle of the body. Eggs 43/* by 21/*, thick-shelled, embryonated when oviposited. Life history.—Unknown; probably involves intermediate stages in other hosts. Distribution.—Africa (Algeria). DISPHARYNX RECTOVAGINATA (Molin, 1860) Cram, 1927 Synonyms.—Dispharagus rectovaginatus Molin, 1860; Acuaria rectovaginata (Molin, 1860) Railliet, Henry, and Sisoff, 1912. Hosts.—Primary: Faleo ater; secondary: Unknown. Location.—Pro vent 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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