Gerris (Gerris) thoracicus Schummel, 1832

RECORDS. Tuscany: Gorga Nera lake, 1300 m, San Godenzo (FI), 14.X.2008, GM leg., 1 M macr (CCFI); Idoli lake, 1370 m, Monte Falterona, Stia (AR), 20.V.2009, FT leg., 1 F macr (TCFI); Sova torrent, 550 m, near Lierna, Poppi (AR), 19.VI.2002, FT leg., 1 F macr (TCFI).

Remarks. This is a common Palearctic species, present from sea level to the mountains (Cianferoni 2006). This is the first record for the Park.