Traits taxon details
original description
Stunkard, H. W. (1916). On the Anatomy and Relationships of Some North American Trematodes. <em>Journal of Parasitology.</em> 3 (1): 21-27. [details]
original description
Stunkard, H. W. (1917). STUDIES ON NORTH AMERICAN POLYSTOMIDAE, ASPIDOGASTRIDAE, AND PARAMPHISTOMIDAE. (Thesis). <em>Illinois Biological Monographs.</em> 3(3): 114 pp. [details]
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