Synopsis of Lestes from Brazil with description of Lestes demarcoi sp. nov (Zygoptera: Lestidae) Author Lencioni, F. A. A. Private researcher, Rua Anibal, 216, d. Coleginho, Vila Zezé, Jacareí, CEP (ZIP) 12310 - 780, ão Paulo, Brazil. Author Neiss, U. G. Instituto de Criminalística, Departamento de Polícia Técnico-Científica, Manaus, Amazonas, Brazil. Author Dutra, S. L. Universidade Federal do Norte do Tocantins, Laboratório de Coleções Biológicas e Paleontológicas, Biologia, Avenida Paraguai (esq. Uxiramas), Bairro Cimba, Araguaína, Tocantins, CEP 77824 -- 838, Brazil. Author Furieri, K. S. Laboratório de Ensino de Zoologia, Departamento de Ciências Agrárias e Biológicas, CEUNES, UFES, BR 101 Norte, Km 60, Bairro Litorâneo, São Mateus, CEP 29932 - 540, Espírito Santo, Brazil. Author Juen, L. Ecology and Conservation Laboratory, Instituto de Ciências Biológicas, Universidade Federal do Pará, Rua Augusto Correia, No 1 Bairro Guamá, Belém, Pará- - CEP 66.075 - 110, Brazil. Author Batista, J. D. 0000-0002-3734-6844 Entomology Laboratory of Nova Xavantina, Universidade do Estado de Mato Grosso, Nova Xavantina, Brazil. joanadarcb @ yahoo. com. br; https: // orcid. org / 0000 - 0002 - 3734 - 6844 joanadarcb@yahoo.com.br Author Vilela, Diogo S. Private researcher. Rua Jaime Bilharinho, 575, Uberaba, Minas Gerais, Brazil. text Zootaxa 2021 2021-06-22 4990 3 511 541 journal article 5561 10.11646/zootaxa.4990.3.4 e86f591b-7b3e-4002-a5e1-ddc97b53e744 1175-5326 5027008 0719C7D3-E84F-44B2-BD67-3BB61DFD7B6B Lestes fernandoi Costa, Souza & Muzón, 2006 Fig. 05 ( ♂ —App), Fig. 40 (E— ♂ pectoral color pattern). Etymology: fernandoi , named after Luiz Fernando Netto dos Reys, collector of the type series. Lestes fernandoi Costa, Souza & Muzón, 2006: 58 , Figs.: 13–20, 36 (key to the Brazilian species, description of male and female, original illustration of color pattern of male thorax in lateral and ventral views, penis in ectal and lateral views, appendages in lateral, dorsal and ventral views, female S 8–10 in lateral views); Garrison et al. 2010: 117 (data on species). Types. Holotype & Allotype in MNRJ (not examined—destroyed by fire in 2.ix.2018 ) . Larva described. No. Distribution. Brazil ( Maranhão ). Diagnostic characters . ♂ —Cercus in lateral view: straight and with almost uniform width, the medial expansion visible in lateral view in the middle of the length of cercus. Cercus in mediodorsal view: base of cercus without spine, medial expansion with small spines at the apical end. Paraproct in lateral view: less than half the size of the cercus, stout and with a tuff of setae directed upwards. ♀ —Basal plate not illustrated in Costa et al. 2006 , pectoral color pattern as in Fig. 40E .