. Bulletin - United States National Museum. Science. NEMATODE PARASITES OF BIRDS 119 caudal extremity. Caudal alae poorly developed. Eleven pairs of papillae (fig. 172) of which 3 are preanal, 2 adanal, and 6 postanal. Spicules unequal, the longer mm. long, the other 3/4 as long. Guhernaculum 144/* long. Female 14 to mm. 460/* wide. Tail with slender appendage similar to that of male, 110/* long. Anus 443/* from pos- terior end. Vulva (fig. 174) markedly salient, of irregular shape, anterior to middle of body, more or less at the point of union of » 3 /. iSmmm \ 100/J P
. Bulletin - United States National Museum. Science. NEMATODE PARASITES OF BIRDS 119 caudal extremity. Caudal alae poorly developed. Eleven pairs of papillae (fig. 172) of which 3 are preanal, 2 adanal, and 6 postanal. Spicules unequal, the longer mm. long, the other 3/4 as long. Guhernaculum 144/* long. Female 14 to mm. 460/* wide. Tail with slender appendage similar to that of male, 110/* long. Anus 443/* from pos- terior end. Vulva (fig. 174) markedly salient, of irregular shape, anterior to middle of body, more or less at the point of union of » 3 /. iSmmm \ 100/J 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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