172 SPOLTA ZRYTiANICA. 



in the male, }, in the female ; tail rounded, carrying in the 

 female a spherical appendix ; in the male the tail is coiled in 

 a close spiral, in the female a loose spiral ; in the male ^^j^ ; 

 in the female yJ ; in both sexes in front of the extremity on each 

 side a finger-shaped appendage, 0-044 long in male, O'lO in female. 



Male, 42-5 x 0-35 ; the curved cirri 0-16 and 0-065 respectively ; 

 four prse-anal* and four post-anal* elongated papilla? ; in front 

 of the former on each side about 140 small rod-shaped, close-set 

 papilla reaching forwards 1*9 mm. from the tail end. 



Female, 56-9 x 0-55 ; genital orifice anterior dividing the body 

 as 1 : 71 ; eggs 0-039 x 0-026. 



28. — Filaria tuherosa, n.sp. 



Filaria Mansoni, Castellani and Willey, Spol. Zeyl., vol. II., 

 1904, pp. 79-80, pi. VI., figs. 1-6. 



In the peritoneum of Mabuia carinata, Schneid., the Brahminy 

 Lizard ; Colombo. Larvas in the blood. 



Only two females in the collection, of which the larger measures 

 34 X 0*37 ; tail attenuate, ending with a hemispherical dilatation, 

 in front of which there is a papilla on each side ; anus absent; 

 head rounded without teeth and papillae ; oesophagus very short 

 ,V ; genital orifice 0-44 from head end ; thin-shelled eggs 0-018 x 

 0-013 ; ovoviviparous. 



The original name of the species must be altered because 

 Cobbold named one F. Mcmsoni, from the orbit of Gallus 

 gallinaceus in 1880. 



29. — Filaria flavpscens, Castellani and Willey. 



From Calotes versicolor, Dum. et Bibr.; Colombo. 



Cf. Castellani and Willey, imprim. 



Head rounded without teeth and lips ; body attenuate and 

 rounded behind ; anus absent ; oesophagus very short, yl in male, 

 .yV in female. Male, 19 x 0-33 ; tail, y] .„ with five very small 

 post-anal papillae ; cirri, 0-16, conical with very broad base. 



Female, 56 x 0*63 ; genital orifice 1-97 from head end ; eggs 

 0*021 X 0*016 ; ovoviviparous. 



Trichocephal us. 



Body strongly attenuate, oesophagus cellular, hind body 

 thickened, anus terminal. Male with one spiculum ; female 

 genital orifice at the end of the oesophagus at the limit between the 



* These papillas are always paired unless otherwise given. 



