3 species of the saw-fly genus Sharliphora Wong are found in the North-West of the European part of the USSR, S. ambiqua Fall. being the most common of them. All the 3 species prefer plantations at the age of 10-15 years with sufficient illumination. Data on the ecology, damage and a list of the parasites are given, measures of the chemical control are also proposed. Life cycle and development; Life cycle; Parasites diseases and disorders; Parasites; Insect parasites; Hosts; Insect hosts; Ecology; Population dynamics; Land and freshwater zones; Palaearctic region Sharliphora ambigua; Sharliphora amphibola; Sharliphora parva (Tenthredinidae ); Life cycle; Phenology; Developmental stages; Preimaginal stages, morphology; Hymenopteran parasites; Eulophidae & Ichneumonidae; Population density; European part of USSR; USSR; European part, density & phenology Ichneumonidae; Eulophidae; Hymenopteran hosts; Sharliphora ambigua; S. amphibola & S. parva; USSR missing