On evaluating the density fluctuations of a wide spread phytonematode species Tylenchus arcuates, Siddiqi, 1963, it was found with varied statistical parameters on some commercially important crops in Kashmir valley. On crocus sativus the nematode was met with 86.6% of absolute frequency, 16.7% of relative prominence value and 87.6% of mean intensity. In contrast the respective figures met on chillies were 80%, 21% and 63%. The population was found to vary morphologically in the values of spear length and V.