. Bulletin - United States National Museum. Science. NEMATODE PARASITES OF BIRDS 223 lateral fields between cordons and slightly posterior to middle of length. Male to mm. long by 110 to 130/* wide. Tail 1/39 to 1/42 of total body length. Buccal cavity or pharynx 150 to 170/<, long; anterior esophagus 350 to 120/*. long; posterior esophagus 770//. to mm. long. Caudal alae (fig. 286e) with 2 concentric zones, the inner thick and transversely striated, the outer thin and often with longitudinal folds. Four pairs of preanal and 6 pairs of postanal papillae. Spicules (fig. 286^ a


. Bulletin - United States National Museum. Science. NEMATODE PARASITES OF BIRDS 223 lateral fields between cordons and slightly posterior to middle of length. Male to mm. long by 110 to 130/* wide. Tail 1/39 to 1/42 of total body length. Buccal cavity or pharynx 150 to 170/<, long; anterior esophagus 350 to 120/*. long; posterior esophagus 770//. to mm. long. Caudal alae (fig. 286e) with 2 concentric zones, the inner thick and transversely striated, the outer thin and often with longitudinal folds. Four pairs of preanal and 6 pairs of postanal papillae. Spicules (fig. 286^ and d) 120 and 150/* long. Female to mm. long by 130 to 170/* wide. Tail 1/90 to 1/103 of total body length (fig. 286/). Buccal cavity or pharynx 160 to 200/* long; anterior esophagus 530 to 660/* long; posterior esopha-. flc. 2s7. aciaria oenata. o, male tail; b, left spicule; 0, head end: d, right spicule ; c. cordons of the lateral and f, of the submedian fields. After Gbndeb, 1912 gus 1 to mm. long. Vulva near middle of body, about 10/21 of body length from head. Eggs 32/t long by 21/* wide, thick-shelled, embryonated when oviposited. Life history.—Unknown; probably involves intermediate stages in other hosts. Distribution.—Africa (Abomey). ACUARIA ORNATA (Gendre, 1912) Raillict. Henry, and Sisoff, 1912 Synonyms.—DispJiaragus ornatus Gendre, 1912. Hosts.—Primary : Gorvus ecapulatus; secondary : Unknown. Location.—Between the tunics of the gizzard. M<jrj)/iolo(fy.—Aouaria sensu stricto (p. 216) : Mouth with 2 large lateral lips (fig. 287<?), each with 2 lateral pedunculated papillae on its external surface and with a median triangular zone between them. Six cutaneous cordons, 4 in the submedian lines (fig. 287/) as usual, extending from the lips almost to the middle of the body (10/23 of body length), thus beyond the esophagus and ventricle, these cordons double and festooned, and 2 cordons in the lateral lines (fig. 287e) originating at the


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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience