1920] Johnson: Life Cycle of Echinostoma Revolutum (Froelich) 373 



LITERATURE CITED 



CORT, W. W. 



1915. Some North American larval trematodes. Illinois Biol. Monogr., 1, 

 447-532, 8 pis. 



1917. Homologies of the excretory system of the fork-tailed cercariae. A 



preliminary report. Jour. Parasit., 4, 49-57, 2 figs, in text. 



1918. Methods for studying living trematodes. Trans. Am. Micro. Soc, 37, 



129-130. 

 1918a. The excretory system of Agamodistomum marcianae (La Eue), The 



agamodistome stage of a forked-tailed cercariae. Jour. Parasit., 



4, 130-134, 3 figs, in text. 

 1918b. Adaptability of schistosome larvae to new hosts. Ibid., 4, 171-173. 

 1918c. A new cercariaeum from North America. Ibid., 5, 86-91. 



1919. The cercaria of the Japanese blood fluke, Schistosoma japonicum Kat- 



surada. Univ. Calif. Publ. Zool., 18, 485-507, 3 figs, in text. 

 1919a. The excretory system of a stylet cercariae. Ibid., 19, 275-281, 1 fig. 

 in text. 



Dietz, E. 



1910. Die Echinostomiden der Vogel. Zool. Jahrb. Abth. Syst., Suppl. 12, 



265-512, 6 pis. 



Dollpus, E. 



1911. L'appareil nephridien de deux cercaires parasites. Compt. Rend. Soc. 



Biol., 71, 422^25, 4 figs, in text. 



Faust, E. C. 



1917. Life history studies on Montana trematodes. Illinois Biol. Monogr., 



4, 1-102, pis. 1-9. 



1918. Studies on Illinois cercariae. Jour. Parasit., 4, 93-110, 2 pis. 



Fraipont, J. 



1880. Recherches sur l'appareil excreteur des trematodes et des cestoides. 



Arch. Biol., 1, 415-456, 2 pis. 



1881. Recherches sur l'appareil excreteur des trematodes et des cestoides. 



Deuxieme partie. Ibid., 2, 1-40, 2 pis. 



Lebour, M. V. 



1908. A contribution to the life history of Echiiwstomum secundum Nicoll. 

 Parasitology, 1, 352-358, 1 pi. 



1912. A review of the British marine cercariae. Parasitology, 4, 416-456, 



5 pis. 

 Looss, A. 



1892. Amphistomum subclavatum Rud. und seine Entwk-kelung. Leuckart's 



Festschr., pp. 147-167, 2 pis. and 1 fig. in text. 

 1894. Die Distomen unserer Fische und Frosche. Bibl. Zool., 16, 1-296, 



9 pis. 

 1896. Recherches sur la faune parasitaire de 1 'Egypt. Premiere partie. 



Mem. l'Inst. Egyptien, 3, 1-252, 16 pis. 

 1899. Weitere Beitrage zur Kenntniss der Trematoden-Fauna Aegyptens. 



Zool. Jahrb., Abth. Syst., 12, 521-784, 9 pis. 



