Paractinolaimoides n. gen. is distinctive in having four sclerotized plates at the level of the onchia in addition to mural denticles arranged in several rows. The new genus is related to Paractinolaimus Meyl, 1957 and Scleroactinolaimus Ahmad et al., 1992 but differs from them in the nature of the cheilostomal armature. The type species Paractinolaimoides unicus n. gen., n.sp. is described and illustrated.