title: A new species of Cylindrostethus Mayr (Hemiptera, Gerromorpha, Gerridae) for the Neotropical Region, with an identification key for the species of Group 1 sensu Drake 1952.
abstract: A new species of Cylindrostethus Mayr, C. meloi sp. nov. is described and illustrated from the state of Amazonas, Brazil. This species can be easily distinguished from congeners by the shape of the proctiger. An identification key for the species of Group 1 sensu Drake 1952 is presented.
authors.affiliation: Programa de Pós-Graduação em Ciências Biológicas (Entomologia), Universidade Federal do Paraná, Departamento de Zoologia, Curitiba, PR, Brasil. carlla.floriano@gmail.com
authors.forename: Carla Fernanda Burguez
authors.initials: CF
authors.lastname: Floriano
authors.forename: Rodney Ramiro
authors.initials: RR
authors.lastname: Cavichioli
mesh_terms: D000818:Animals; D001938:Brazil; D017753:Ecosystem; D005260:Female; D020062:Heteroptera / Q000033:anatomy & histology* / Q000145:classification*; D008297:Male