Leiobunum limbatum is an expansive harvestman species of Alpine provenience connected with zone of hills and lower mountains. In the second half of 20th and the beginning of 21st century the species began its expansion to the East and North, mainly in Germany and the Czech Republic but reaching to Poland and even Sweden. The review of the new records shows that L. limbatum occurs in man-made habitats in the whole hill zone in Poland, from the Sudeten till the Bieszczady Mts. It is numerous, aggressive and competing successfully with local fauna.