206 FILARIOIDEA 



2. Tharaugadia Seurat, 1917. 



Cuticle smooth. Lateral fields narrow, not distinct from 

 the rest of the cuticle. Mouth with six small papiUae. Tail 

 of male without papillae. Spicules equal. Tail of female 

 digitiform, relatively long. Vulva slightly behind posterior end 

 of oesophagus. Eggs thin-shelled, containing embryos in utero. 

 Embryos with " sheaths," occurring in blood-stream of host. 



Hab. Subcutaneous connective tissue of a Lizard (Tarentola). 

 (One species known). 



Genotype : T. hyalina Seurat, 1917. 



Seurat, 1917, Bull. Soc. Hist. nat. Afrique du Nord, Alger, 

 viii, 237. 



See note under Aprocia, s^ijjra. 



3. Eufllaria Seurat, 1921. . 



Cuticle smooth. Lateral fields very broad. Excretory 

 pore absent ( ?). Mouth very small. Oesophagus transparent, 

 short and narrow, formed of a single layer of cells and a cuticu- 

 lar lining. Anus apparently not functional. Tail of male 

 without papillae. Cloaca very small. Spicules subequal. 

 Vulva in oesophageal region. Uterine branches parallel. 

 Ovaries in posterior region. Eggs thin-sheUed, hatching in utero. 

 Embryos without " sheath," occurring in blood-stream of host. 



Hab. Subcutaneovxs connective tissue of Passerine birds. 

 Genotype : ii'. sergenti Seurat, 1921. 



Seurat, 1921, Bull. Soc. Hist. nat. Afrique du Nord, Alger, 

 xii, 28. 



See note under Aj)rocta, supra. 



4. Splendidofllaria Skrjabin, 1923. 



Cuticle with fine transverse striations and numerous small 

 tubercles. Mouth without lip-like structures, but with four 

 submedian papiUae. No cervical papillae. Tail of male hooked. 

 Four pairs of postanal papiUae present, forming a group. 

 No preanal papillae. Spicules subequal. Tail of female 

 bluntly rounded. Vulva in oesophageal region. Viviparous. 



Hab. Circulatory system of Birds (one species known). 

 Genotype : 8. pawlowskyi Skrjabin, 1923. 



Skrjabin, 1923, Vestn. Microbiol, i Epidem., Saratow, ii, 27. 



5. Eucamptus Dujardin, 1845, nee Chevrolat, 1833, nee Dejean, 



1833. 



Body filiform. Head blunt. Mouth circular, unarmed. 

 Oesophagus cylindrical. Tail in both sexes blunt, in the 

 male twisted spirally and attenuated posteriorly. Spicules 

 short, equal, curved. No accessory piece. Vulva near 

 anterior end. Common trunk of uterus fusiform. Viviparous. 



