NEMATODE PARASITES OF IHUDS 



91 



Male with preana] sucker circular, surrounded by a large chiti- 

 nous ring. No preanal papillae observed. Eight pairs of postanal 

 papillae (fig. 125), 3 of them ventral, near the cloaca! aperture, 

 the other 5 lateral and large. Spicules simple and straight. 



Female with long tapering caudal extremity. Vulva anterior to 

 middle of body. 



Life history. — Probably similar to that of A. galli (p. 82). 



Distribution. — Oceania (New Guinea). 



m 



125 



FlGS. 123-125. — 123, Ascabidia cyundbica. Male tail. 124, Sficule. After Blome, 



1909. 125, ASCARIDIA DOLICHOCEUCA. MALE TAIL. AFTER grassier!, 1902 

 ASCARIDIA FASCIATA Baylis. 1920« 



Host. — f "inago delalandii. 



Location. — Not given. 



Morphology. — Asearidia (p. 77) : Mouth (fig. 12(>) with 3 large 

 semicircular lips, the dorsal with 2 large papillae, the others with a 

 single median papilla. Cuticle of body (fig. 127) with thickened 

 transverse lings resembling annulations, their maximum width, in 

 middle of body, being 100/x. Lateral alae well developed. 3 to 4 

 mm. long by 800/x maximum width. Esophagus club-shaped, meas- 

 uring 1/20 of total body length. 



Male up to 43 mm. long by 1 mm. wide. Tail (fig. 128) straight, 

 pointed, long (700/x). Cuticle raised in 2 longitudinal ridges at the 

 sides of the sucker; sucker 250/x in diameter. Thirteen pairs of 

 caudal papillae, of which 7 are preanal, 1 adanal, 5 postanal. 

 Spicules equal, 1.9 mm. long, alate, about 70/* wide. 



