Nickle, W.R.2014-09-092014-09-091967-01Proceedings of the Helminthological Society of Washington Vol.34 No.1 January 1967 p.72-94http://hdl.handle.net/123456789/5525enOn the Classification of the Insect Parasitic Nematodes of the Sphaerulariidae Lubbock, 1861 (Tylenchoidea: Nematoda)Article