Three new and five nominal species in the family tylenchorhynchidae (Tylenchoidea: Nematoda) from Orissa, India

Tylenchorhynchus impar sp.n. is distinguished in having an offset head, more number of tail annules, smaller T/ABW value and larger gubernaculum and spicules T. cuticaudatus sp.n. is distinctivelly by having a prominent tail cuticle, a post-intestinal blind sac past the anal level and smaller ‘b’ value. Whereas Quinisulcius paracti sp.n. in possessing much smaller number of tail annules and in having the areolation of the lateral fields extending beyond the level of the posterior bulb.