Lithobius (Lithobius) derouetae Demange, 1958 has been found for the first time in France, in the Iraty forest at Tardets-Sorholus (Pyrénées-Atlantiques department). A detailed comparison between L. (L.) tricuspis Meinert, 1872, L. (L.) piceus L. Koch, 1862 and L. (L.) derouetae is given. Other new data are quoted on fairly numerous centipedes coming from South-Western France, particularly from ... [Show full abstract] Pyrenees or near from Pyrenees. The discoveries of Lithobius (Lithobius) steffeni Matic, 1976 in Aveyron department, of Cryptops trisulcatus Brölemann, 1902 in Haute-Garonne department, of Geophilus truncorum Bergsö & Meinert, 1866 in South-Western France are interesting, as well as the new observations of the rare Eurygeophilus multistiliger (Verhoeff, 1899) and Stigmatogaster souletina (Brölemann, 1907) in Pyrénées-Orientales and Pyrénées-Atlantiques departments, respectively. Two enigmatic specimens of the Geophilus pyrenaicus Chalande, 1909 and G. chalandei Brölemann, 1909 « group », coming from caves, have differences with both typical species and troglomorphic characters. The specimen of Foix (Ariège department) remain particularly enigmatic with the actual knowledge.