Protura of Italy, with a key to species and their distribution Author Galli, Loris Author Capurro, Matteo Author Torti, Carlo text ZooKeys 2011 146 19 67 http://dx.doi.org/10.3897/zookeys.146.1885 journal article http://dx.doi.org/10.3897/zookeys.146.1885 1313-2970-146-19 Acerentulus alpinus Gisin, 1945 Fig. 4 Distribution. South Europe. Figure 4. Acerentulus spp.: collecting sites in Italy (square: Acerentulus alpinus ; dots: Acerentulus apuliacus ; rhombus: Acerentulus condei ; star: Acerentulus terricola ; triangle: Acerentulus tuxeni ; blue: data from literature; red: samples personally analyzed by the authors; LT = type area). Remarks. Bibliographic data from Dematteis (1972) .