Convenient Storage of Cysts of Heterodera trifolii.

I. A N D E R S O N , R. V., and V. M. DAS. 1967, Description of Stictylus macrocellus n.sp. (Nematoda: Neotylenchidae) with a note on the association of hypodermal commissures with the nervous system. Can. J. Zool. 45:243-248. 2. BIRD, A. F. 1968. Changes associated with parasit ism in nematodes. Ilk Ultrastructure of egg shell, larval cuticle, and contents of subventral esophageal glands of Meloidogynejavanica, with some observations on hatching. J. Parasitol. 54:375-489. 3. BIRD, A, F. 1971. The structure of nematodes. Academic Press New York. 318 p. 4. CAVENESS, F. E. 1961. The "hemizonion', an unrecorded companion structure of cephalids and the hemizonid. Proc. Helminthol. Soc. Wash. 28:169-170. Research Notes 55