216 FILARIOIDEA 



Hab. Adults in stomach and oesophagus of Carnivores. 

 Larvae in coprophagous Beetles. 



Genotype : S. [S2}iro2)tera] sanguinolenta (Rudolphi, 1819). 



Rudolphi, 1819, Entozoorum Synojisis, 27, 249 ; Railliet 

 & Henry, 1911, Bull. Soc. Path exot., Paris, iv, 69.5; Dujardin, 

 1845, Histoire naturelle ties Helminfhes, Paris, 88, 278; 

 Baillet, 1866, Histoire Naturelle des principaux Mammiferes 

 domestiques, Paris, 44 ; Baylis, 1923, Trans. Soc. Trop. Med. 

 Hyg., London, xvi, 492. 



5. Cylicospirura Vevers, 1923. 



Differs from Spirocerca in having six bicuspid teeth at the 

 entrance to the buccal capsule. 



Hab. Stomach of Carnivores. 



Genotype : C. [Spiroptera] subaequalis (Molin, 1860). 



Molin, 1860, Sitz. k. Akad. Wiss., Wien, xxxviii, 921 ; Vevers, 

 1923, Proc. Zool. Soc, London, 909. 



6. Streptopharagus Blanc, 1912. 



A single cervical ala may be present on the left side. Lips 

 trilobed, very much reduced. Within the opening of the 

 mouth six cuticular teeth which may be simple or complex. 

 Buccal capsule elongate, with irregular transverse ridges in its 

 wall, and forming a half-turn of a spiral in its course. Two 

 additional teeth at the anterior end of the buccal capsule. 

 Tail of male with broad alae. Four pairs of preanal and one 

 pair of postanal pedunculate papillae present, and a group of 

 small sessile papillae near the tip of the tail. Cloaca sometimes 

 partially surrounded by a fringe of cuticular processes. Spicules 

 very unequal and dissimilar. A small accessory piece present. 

 Vulva in anterior half of body. 



Hab. Stomach of mammals. 

 Genotype : S. armatus Blanc, 1912. 



Blanc, 1912, Compt. rend. Soc. Biol., Paris, Ixxii, 456; 

 Seurat, 1917, Bidl. Soc. Hist. not. Afriqne dti Nord, Alger, 

 viii, 21; 1918, Arch. Inst. Past. Tunis, x, 265; Baylis, 1923, 

 Trans. Soc. Trap. Med. Hyg., London, xxi, 487. 



7. Gongylonema Molin, 1857. 



Syn. Myzomimus Stiles, 1892. 



Lips inconspicuous. A short pharyiix present. Anterior 

 portion of body with irregular longitudinal rows of cuticular 

 bosses, at least on the left side. Cervical alae present, at least 

 on the left side. Tail of male with asymmetrical alae. A 

 variable number of pairs of preanal and postanal pedunculate 



