WORMS FROM MAMMALS AND BIRDS. 



505 



Vulva 0*82 mm. from tbe anterior extremity ; tlie slender 

 vngina is directed posteriorly and has a length of 2*4 mm. 

 Eggs thin-shelled, measuring 0-03-0-035 X 0-02 mm. 



Bibliography. 



DiESiXG, K. M. (1861). — "Revision der Nematoden." Sitz- 



nngslier. d. Kais. Akad. Wiss. AVien, xlii. 1860, pp. 595-736. 

 Hall, M. C. (1916).— " Nematode Parasites of Mammals of the 



Orders Rodentia, Lngomorpha, and Hyracoidea." Proe. U.S. 



Nat. Mus. Wasliington, 1. pp. 1-258. 

 Henry et Ozoux (1909).— "La Filaire du Foudi." Bull. Soc. 



Path. Exot. Paris, ii. pp. 544-547. 

 Ltnstow, O. von (1888). — "Report on the Entozoa collected b}^ 



H.M.S. 'Challenger' during the years 1873-6.^' 'Challenger' 



Reports, xxiii. pp. 1-18. 

 (1891). — "Ueber Filar ia tricusjris und die Blutfilarien der 



Krahen." Arch. f. Naturg. Berlin, Ivii. p. 292. 

 ■ (1899). — "Nematoden aus der Berliner Zoologischen Samm- 



luuiv." Mitt. a.d. Zool. Samml. d. Mus. f. Naturk. Berlin, 



i. (2). pp. 1-28. 



Plimmer, H. G. (1915). — " Report on the deaths which occurred 

 in the Zoological Gardens during 1914, together with a list 

 of the blood-parasites found during the year." Proc. Zool. 

 Soc. London (1), pp. 123-130. 



Railliet, a., Henry, A., et Langeron, M. (1912). — " Le genre 

 Acanthocheiloneina Cobbold, et les Filaires peritoneales des 

 Carnivores.'' Bull. Soc. Path. Exot. Paris, v. pp. 392-.395. 



Stossich, M. (1897). — "Filarie e Spiroptere. Lavoro Mono- 

 grafico." Bull. Soc. adriat. di sci. nat. Trieste, xviii. 

 pp. 11-162 



Proc. Zool. Soc —1920 No. XXXI V, 



34 



