First records of 151 species in the family Agromyzidae are presented for 40 countries and major islands in the Palaearctic Region (Russia being split into four subregions): from Afghanistan (1 sp.), Albania (15 spp.), Algeria (1 sp.), Andorra (2 spp.), Armenia (4 spp.), Austria (14 spp.), Balearic Islands (4 spp.), Canary Islands (2 spp.), China - Palaearctic part (2 spp.), Corsica (5 spp.), Crete (6 spp.), Croatia (16 spp.), Czech Republic (4 spp.), Dodekanese Islands incl. Rhodes (5 spp.), Egypt (1 sp.), European Russia (2 spp.), Finland (12 spp.), France (1 sp.), Georgia (1 sp.), Germany (14 spp.), Great Britain (2 spp.), Greece (4 spp.), Iceland (1 sp.), Iran (8 spp.), Israel (1 sp.), Italy (12 spp.), Jordan (6 spp.), Kyrgyzstan (6 spp.), Lithuania (2 spp.), Macedonia (2 spp.), Mongolia (2 spp.), Morocco (6 spp.), Netherlands (1 sp.), Norway (3 spp.), Oman (1 sp.), Poland (1 sp.), West Siberia (1 sp.), East Sibiria (3 spp.), Kamchatka (5 spp.), Sardinia (1 sp.), Slovakia (4 spp.), South Korea (13 spp.), Spain (10 spp.), Sweden (7 spp.), Switzerland (5 spp.) and Turkey (1 sp.). For a few species morphological details or plant genera from the collecting localities are added as possible host plants.