Aquatic Insects from the Caatinga: checklists and diversity assessments of Ubajara (Ceara State) and Sete Cidades (Piaui State) National Parks, Northeastern Brazil Takiya, Daniela Maeda Santos, Allan Paulo Moreira Pinto, Angelo Parise Henriques-Oliveira, Ana Lucia Carvalho, Alcimar do Lago Sampaio, Brunno Henrique Lanzellotti Clarkson, Bruno Moreira, Felipe Ferraz Figueiredo Avelino-Capistrano, Fernanda Goncalves, Ines Correa Cordeiro, Isabelle da Rocha Silva Camara, Josenir Teixeira Barbosa, Julianna Freires de Souza, W. Rafael Maciel Rafael, Jose Albertino Biodiversity Data Journal 2016 4 8354 8354 6263M 236409 Pleidae 0 8354 family  Notes New family record for PI.