Three new species of mononchs (Nematoda: Monochida)

Three news species of nematodes belonging to the order Mononchida are described and illustrated. Actus baqrus sp.n. is the first record of this genus from India. It resembles Actus minutus and Actus salvadoricus but differs in longer body, smaller lip, longer buccal cavity, higher position of dorsal tooth, amphids and longer tail. Coomansus conoidus sp.n. is nearer to Conmansus indicus and Coomansus pretoriensis but differs in the size of body, lips, buccal cavity, position of dorsal tooth and tail shape. Cobbonchus imposiius sp.n. comes close to Cobbonchus indicus and Cobbonchus ockerti but varies in its longer body, buccal cavity, tail and in the presence of terminally opening caudal gland.