Your PDF has successfully downloaded.

You may be interested in finding more content on these topics:


You are not currently logged in.

Access JSTOR through your library or other institution:


Log in through your institution.

Journal Article

On the Structure and Classification of North American Parasitic Worms

Henry B. Ward
The Journal of Parasitology
Vol. 4, No. 1 (Sep., 1917), pp. 1-12
DOI: 10.2307/3271103
Stable URL:
Page Count: 13

You can always find the topics here!

Topics: Esophagus, Capsules, Roundworms, Testes, Parasites, Ovaries, Papillae, Parasitology, Uterus, New genus
Were these topics helpful?
See somethings inaccurate? Let us know!

Select the topics that are inaccurate.

  • Download PDF
  • Add to My Lists
  • Cite this Item
We're having trouble loading this content. Download PDF instead.

Notes and References

This item contains 10 references.

Papers Cited
  • Barker, F. D., and Parsons, S. 1914. A New Species of Monostome from the Painted Terrapin, Chrysemys marginata. Zool. Anz., 45:193-194.
  • Cole, L. J. 1911. A Trematode Parasite of the English Sparrow in the United States. Bull. Wisc. Nat. Hist. Soc., 9: 42-48, 1 pl.
  • Cort, W. W. 1915. North American Frog Lung Flukes. Trans. Amer. Micr. Soc., 34: 203-240, 3 pls.
  • Gilbert, N. C. 1905. Occurrence of Echinostomum spinulosum Rud. Amer. Nat., 39: 925-927, 1 fig.
  • MacCallum, W. G. 1902. Heronimus chelydrae, nov. gen. nov. sp. A New Monostome Parasite of the American Snapping-Turtle. Centr. Bakt. u. Par., Orig. 32: 632-636, 2 figs.
  • Odhner, T. 1910. Nordostafrikanische Trematoden, gr√∂sstenteils vom Weissen Nil. I. Fascioliden. Results Swed. Zool. Exped., 1901, No. 23 A, 170 pp., 6 pls.
  • Stafford, J. 1904. Trematodes from Canadian Fishes. Zool. Anz., 27: 481-95.
  • Stunkard, H. W. 1917. Studies on North American Polystomidae, Aspido- gastridae, and Paramphistomidae. Ill. Biol. Monogr., 3: 7-114, 11 pls.
  • Van Cleave, H. J. 1913. The Genus Neorhynchus in North America. Zool. Anz., 43: 177-190.
  • Ward, Henry B., and Magath, T. B. 1917. Notes on Some Nematodes from Fresh-Water Fishes. Jour. Paras., 3:57-64, 1 pl.