The Xiphinema dentatum Sturhan 1978 is a frequent Xiphinema species in forest ecosystems of the Slovak Republic mostly in Pinetum and Picetum types of forest in rendzina soil type derived from calcareous parent rock of Triassic and Jurassic systems - light, sandy, or loamy-sandy, very often shallow gravelled and rocky soils. The species is characteristic of calcareous karst, canyon-shaped, travertine and conglomerate areas of numerous unique protected landscape areas of the Slovak Republic, e.g. Slovensky kras Karst, Drevenik travertine area in Hornadska kotlina valley, Sulovske skaly rocks in Strazovske vrchy hills and Vrsatec in Biele Karpaty Mts.