Two new species of Xiphinema (Nematoda: Dorylaimida) from Thailand

Two new species of Xiphinema from Thailand are described. Xiphinenza siamense sp. n., a monodelphic species, resembles X. radicicola Goodey, from which it differs by having a shorter body, continuous with the rest of the body lip region, oblique vagina and shorter tail. Xiphinema savaryi sp. n. a didelphic species with reduced anterior ovary, resembles X. insigne Loos, from which it differs by having a longer body, continuous with the rest of the body lip region, longer tail and anterior vulva. The male'was not found for either species.