NEMATODE PARASITES OF BIRDS 115 



teriorly a small papilla; Esophagus 1/9.7 of total length, ending 

 in bulb: tail pointed. 



Male 14 mm. long by 540/x wide. Tail 1 58.5 of total length. 

 Preanal sucker weakly developed. Two pairs of preanal, 2 pairs of 

 adanal and 7 pairs of postanal papillae (fig. 104). Of the postanal 

 papillae, 4 are ventral, 3 lateral. Spicules 1.2 mm. and 90.0/*. long 

 respectively. 



Female 12.3 mm. long by 540^ wide. Tail Vs °1 body length, 

 pointed. Vulva slightly posterior to middle of body, dividing body 

 length in ratio of 14 : 13. Eggs 39/* by 26/* wide. 



Life history. — Unknown; probably similar to that of Asoaridia 

 galU (p. 82). 



Distribution. — Asia (Turkestan (by Linstow) and Russian Turk- 

 estan (Aoulie-ata: by Skrjabin) ). 



SUBULURA FOKCIPATA (Rudolphi, 1819) Railliet and Henry, 1914 



Synonyms. — Ascaris forcipata Rudolphi. 1819. part; Ascaris ford- 

 paria Schneider, 1866, part; HeteraMs forciparia Schneider, 1866, 

 part. 



Hosts. — Bucco, species, Capito collaris, C. m/zcror., ('. melanoleucus, 

 C. rufiventris, C. striolatvs, C. tamatia, Coccyzus ?Jielanocoryphus, G. 

 minor, Cuculus naevius, C. senicidus, C. tingasu, Oaprirmtlgus 

 bacaurau, C. nacandua, 0. n/ficollis, C. urutau. DicJtolophus cristatus, 

 /'iplopterus naevius, Ovira guira, Monasa leucop*. M . tranquilla, .V. 

 i'.trbrosa, M. torquata, Piaya cayana, Tetrao uru. 



Railliet and Henry say that the reports from Bucco and the 

 Caprimulgides are probably misidentificatkms. 



Location. — Intestine and ceca. 



Morphology. — Svbulura (p. 104) : Cuticle with transverse striatums. 

 Lateral alae short but wide (710/*, long by 74/* wide), extending to 

 posterior limit of bulb. Mouth with 6 papillae in two laterally 

 placed series. Buccal cavity small, with 3 teeth 30//. long at its 

 base. Esophagus 1.03 mm. long, bulb spherical. 17<V in diameter. 



Male 8.2 mm. long by 282}x vide. Tail (rig. 1'63) strongly recurved, 

 its alae rudimentary ; cloacal aperture 211 /* from end. Preanal sucker 

 without chitinous ring, elliptical, 177/* long. 592/* from caudal ex- 

 tremity. Ten pairs of papillae of which 3 are preanal, 2 adanal, and 

 5 postanal. Spicules equal, 677/* long, (iubernaculuni rectilinear, 

 118/* long. 



Female 13.6 mm. long by 308/* wide. Tail pointed. Vulva slightly 

 salient, anterior to middle of body, at 5.65 mm. from anterior end. 

 Ovejector (fig. 100) short (1.28 mm.), vestibule pyriform, strongly 

 ehitinized, 514/* long; sphincter equal to vestibule in length; trompe 

 relatively short (385/*). Eggs elliptical, 48/* long by 38/* wide, with 

 very thin shell; embryonated when deposited. 



