NEMATODE PAEASITES OF BIRDS 245 



4. Vulva posterior, dividing body in ratio of 4: 1. 



Echinuria phoenicopteri, p. 257. 

 Vulva near posterior extremity of body, just anterior to anus 5. 



5. Body with 2 double rows of spines extending almost entire length of 



body 6. 



B«-dy without such rows of spines, or at least none described 8. 



6. Male 3.4 mm. long ; female 4 to 11 mm. long ; body surrounded by a cuticular 



fold just posterior to anastomosis of cordons ; longitudinal rows of spines 



originate just posterior to this fold Echinuria horrida, p. 253. 



Male 9 mm. long or longer ; female 15 mm. long or longer ; no cuticular 

 fold as above ; longitudinal rows of spines originate far anterior to 

 anastomosis 7. 



7. Male 9 mm. long ; spicules 706 /* and 208^, long, respectively. 



Echinuria uncinata, p. 24G. 

 Male 11 to 12 mm. long; spicules 839/i and 140/j. long, respectively. 



Echinuria jugadornata, p. 245. 



8. Posterior extremity of female ending in a well-developed spur 9. 



Posterior extremity of female without such spur 10. 



9. Male and female described ; female 19 mm. long ; mouth with 2 small incon- 



spicuous lips Echinuria contorta, p. 249. 



Only female described ; 8 to 10 mm. long ; mouth with 2 large conspicuous 

 projecting lips Echinuria calcarata, p. 249. 



10. Description incomplete; from Ciconia mayuari. 



Echinuria longeornata, p. 255. 

 From hosts other than above 11. 



11. Deft spicule 6 times as long as right Echinuria longevaginata, p. 256. 



Left spicule less than 6 times as long as right 12. 



12. Male 6.5 mm. long; female 6 to 12 mm. long; right spicule 180/t, left spicule 



900/x, long; eggs 32ii by 20*t Echinuria leptoptili, p. 254. 



Male 11 to 11.5 mm. long; female 13 to 15 mm. long; right spicule 190 to 

 210/u, left spicule 650 to 075m, long ; eggs 28/tt by 18^. 



Echinuria hargilae, p. 253. 



ECHINURIA JUGADORNATA Soloviev, 1912 



Hosts. — Primary : Anas boschas; secondary : Unknown, 



Location. — In tumor at union of proventriculus and gizzard. 



Morphology. — Echinuria (p. 244) : Cuticula smooth, not striated, 

 provided with 4 longitudinal rows of spines (fig. 2086) each 57/x 

 long by 32/a wide at the base, originating a little behind the anterior 

 extremity and extending to the posterior extremity of the body. 

 Mouth with 2 projecting lips and G papillae, not always readily 

 visible. Four cordons (fig. 308 a) extend posteriorly from the buccal 

 aperture and join in pairs at their posterior terminations. Pharynx 

 103/a long by 47/t wide. 



Male 11 to 12 mm. long by G00/t wide. Cordons 761)/*. long by 14/t 

 wide. Tail (fig. 308c) curved ventrally. Spicules unequal, one 839/x 

 long by 21//, wide, and curved, the other 140/t long by 33/*, wide, or 

 wider. 



Female 15 to 16 mm. long by 800/t wide. Cordons 792/t long by 

 23//, wide. Tail pointed. Eggs 35.4/x by 21.8/*, with shells 3//. thick. 



