Annotated checklist of the Hemiptera Heteroptera of the Site of Community Importance and Special Area of Conservation “ Alpi Marittime ” (NW Italy) Author Norbiato, Margherita Author Dioli, Paride Author Cianferoni, Fabio text Zoosystema 2019 2019-07-09 41 15 269 312 journal article 10.5252/zoosystema2019v41a15 27455364-100a-4f24-b17c-b051ae69dd3a 1638-9387 3722483 urn:lsid:zoobank.org:pub:6B6BCC2F-9968-4D52-AA99-C24BAF56C360 Gerris ( Gerris ) costae (Herrich-Schäffer, 1850) Hydrometra costae Herrich-Schäffer, 1850: 71 . LITERATURE. — Carapezza & Faraci (2005 , 2007 [sub Gerris ( Gerris ) costae costae ]): San Giacomo di Entracque, Retreat, 1800 m , 1964, MSNV. NEW DATA. — Entracque, Vei del Bouc Lake, 2054 m , 44.14209°N , 7.42284°E (WGS84), 23.VIII.2013 , MN, MD leg., 2 specimens juv., MZUF . — Limone Piemonte , Gias della Perla, La Perla small lake, 2036 m , 44.1542°N , 7.6183°E (WGS84), 27.VII.2015 , FC, FT, PD, SR, MN, LB, MD leg., 4 ♂ , 4♀ , 2 juv. , coll. FC. — Limone Piemonte , SE del Bric Campanino, little lakes, 2125 m , 44.153°N , 7.604°E (WGS84), 27.VII.2015 , FC, FT, PD, SR, MN, LB, MD leg., 5 ♂ , 8 ♀ , 1 nymph ♂ , 1 nymph ♀ , coll. FC. — Valdieri , Gias della Casa , wet area, c. 1660 m , 44.1777°N , 7.2673°E (WGS84), 28.VII.2015 , FC, SR, FT, PD, MD, MN, LB leg., 2 ♀ , 1 ♂ , 1 nymph ♀ , coll. FC. — Valdieri , Gias della Casa , pebble ponds e Gesso della Valletta stream, c. 1675 m , 44.174°N , 7.267°E (WGS84), 28.VII.2015 , FC, SR, FT, MD, PD, MN, LB leg., 2 ♂ , 3 ♀ , coll. FC. — Valdieri , Pian del Valasco, 1747 m , 44.19608°N , 7.23051°E (WGS84), 20.VIII.2013 , MN, MD leg., 1 specimen , MZUF . — Valdieri (CN), Pian del Valasco, 1747 m , 5.VIII.2014 , 2 specimens , MZUF . — Valdieri , Pian della Casa , 1700 m , 44.17446°N , 7.2672°E (WGS84), 26.VII.2012 , MN leg., 2 specimens , MZUF . CHOROTYPE. — Turano-European.