Price, E. W. 1938b. North American monogenetic trematodes. III. The 



family Capsalidae (Capsaloidea). Journ. Wash. Acad. Sc. , 29, 



2: 63-92. 

 Price, E. W. 1939. North American monogenetic trematodes. IV. The 



family Polystomatidae (Polystomatoidea). Proc. Helminth. Soc. 



Washington, 6, 2: 80-92. 

 Price, E. W. 1942. North American monogenetic trematodes. V. The family 



Hexabothriidae, n. n. (Polystomatoidea). Proc. Helminth. Soc. 



Washington, 9, 2; 39-56. 

 Price, E. W. 1943a. North American monogenetic trematodes. VI. The 



family Diclidophoridae (Diclidophoroidea). Journ. Wash. Acad. 



Sc. , 33, 2: 44-54. 

 Price, E. W. 1943b. North American monogenetic trematodes. VII. The 



family Discocotylidae (Diclidophoroidea). Proc. Helminth. Soc. 



Washington, 10, 1: 10-15. 

 Price, E. W. 1943c. A new trematode of the genus Polystoma (Monogenea: 



Polystomatidae) from Xenopus laevis Daud. Proc. Helminth, Soc. 



Washington, 10, 2: 83-85. 

 Price, E. W, 1945. A note on the genus Axine Abildgaard (Trematoda, 



Monogenea). Journ. Parasitol. , 31 suppl: 22. 

 Raecke, M. J. 1945. A new genus of monogenetic trematodes from Bermuda. 



Trans. Amer, Micr. Soc, LXIV, 4: 300-305. 

 Rathke, H. 1843. Beitrage zur Fauna Norwegens. Nova Act. Acad, Caes. 



Leop. -Carol. Bonnae, XX, 1: 1-164. 



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