AKT. 4 NEW NEMATODE WOEMS FROM RODENTS PRICE 5 



REFERENCES 



Setti. Ernesto. 



1897. — Nuovi elminti dell' Eritrea. Boll. mus. di zool. (etc.), Genova 

 (vol. 57), 50 pp., pis. 8-9, 41 figs. 

 Seurat, L. G. 



1915. — Sur deux nouveaux oxyures du Maroc. Bull, Soc. d'hist. nat. de 

 I'Afrique du nord, Alger, vol. 7 (2), 15 fev., pp. 24r-31, figs. 1-9. 

 Tbavassos, Lauko. 



1921. — Contribuisoes para o conhecimento da fauna helmintolojica bra- 



sileira. XIII. Ensaio monografico do familia Trichostrongylidae 



Leiper, 1909. Mem. Inst. Oswaldo Cruz, Rio de Jan. Manguinbos, 



vol. 13 (1), pp. 1-135, pis. 1-56, figs. 1-250. 



1923. — Informagos sobre a fauna helmintbologica de Matto Grosso, 



Folha Med., Rio de Jan., vol. 4 (5), p. 35. 

 1925. — Fauna brasiliense. Nematodes. Oxyuroidea-Oxyuridae. Revisao 

 do genero EnteroMus Leacb, 1853. Mus. nac. do Rio de Jan., new 

 ser., No. 2, 11 pp., 2 pis., figs. 1-15. 

 YoRKE, Warrington ; and Maplestone, P. A. 



1926. — The nematode parasites of vertebrates. With a foreword by C. 

 W. Stiles, xi+536 pp., 307 figs. London. 



EXPLANATION OF PLATES 



a=anus. oes6=esophageal bulb. 



e pp—esicretorj pore. ovy=ovejector. 

 in^=intestine. 'Mf=uterus. 



Za=lateral ala. i;o5r=vagina. 



wr=nerve ring, vul=vulYa.. 

 oes=esophagus. 



Plate 1 

 Syphada thompsoni, new species 



Fig. 1. Head, end face view. 



2. Adult male, entire. 



3. Male, posterior end. 



4. Spicule and gubernaculum, 



5. Female, anterior end. 



Plate 2 

 EeUgmostrongylus hassalU, new species 



Fig. 6. Female, anterior end, 



7. Cuticular bosses ; greatly enlarged, 



8. Head, end face view. 



9. Bursa, dorsal view. 



10. Telamon, ventral view ; greatly enlarged. 



11. Female, posterior extremity. 



o 



