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DOUGHERTY, E.C., RAPHAEL, J.C. and ALTON, C.H. 1950. The Axenic Cultivation of Rhabditis briggsae Dougherty and Nigon, 1949 (Nematoda : Rhabditidae). I. Experiments with Chick Embryo Juice and Chemically Defined Media. Proc. Helm. Soc. Wash. 17(1):1-10.
ALLEN, M.W. and JENSEN, H.J. 1950. Cacopaurus epacris, new species (Nematoda : Criconematidae), a Nematode Parasite of California Black Walnut Roots. Proc. Helm. Soc. Wash. 17(1):10-14.
CHITWOOD, B.G. 1950. The Male of Dracunculus insignis (Leidy, 1858) Chandler, 1942. Proc. Helm. Soc. Wash. 17(1):14-15.
DIKMANS, G. and MAPES, C.R. 1950. The Lungworm, Protostrongylus rufescens, Found in Domestic Sheep, Ovis aries, in the United States. Proc. Helm. Soc. Wash. 17(1):16-24.
EWING, H.E. 1950. A Note on an Early Record and a Synonym of the Tropical Rat Mite, Liponyssus (Bdellonyssus) bacoti (Hirst). Proc. Helm. Soc. Wash. 17(1):24-25.
GARDINER, J.L. and WEHR, E.E. 1950. Selecting Experimental Groups of Chicks by Weight. Proc. Helm. Soc. Wash. 17(1):25-26.
SEGHETTI, L. 1950. An Improved Method of Mixing Fecal Suspensions for Nematode Egg Counts. Proc. Helm. Soc. Wash. 17(1):26-27.
THORNE, G. and ALLEN, M.W. 1950. Paratylenchus hamatus n. sp. and Xiphinema index n. sp., Two Nematodes Associated with Fig Roots, with a Note on Paratylenchus anceps Cobb. Proc. Helm. Soc. Wash. 17(1):27-35.
TRAUB, R. and SUNDERMEYER, E.W. 1950. A New Species of Ascoschöngastia from North Burma (Acarina : Trombiculidae). Proc. Helm. Soc. Wash. 17(1):35-38.
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