The water striders of Pakistan (Hemiptera: Heteroptera: Gerridae): new records from Punjab and first checklist for the country Cianferoni, Fabio Saleem, Rukhshanda Afsheen, Sumera Zia, Ahmed Zootaxa 2021 2021-07-06 4996 3 469 491 623FR [270,384,1197,1223] Insecta Gerridae Animalia Hemiptera 15 484 Arthropoda family  Data presented in Table 3 are from Andersen (1995), Hufnagel (2000), Chandra et al.(2012), Ghahari et al.(2013), Damgaard et al.(2014), Basu et al.(2018), Román-Palacios et al.(2020), and the present work. The following symbols are used: ● = record from literature; ● = first country record (by the present work); – = absence from landlocked country because of marine species.