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 bipupillatus Calvert, 1909 Fig. 2 ( ♂ —App), Fig. 16 ( ♂ —habitus), Fig. 40 (B— ♀ pectoral color pattern). Etymology : bipupillatus = bi , Latin for two + pupillatus , Latin for pupil, in reference to the color of the venter of thorax, which has two black, round spots. Lestes bipupillatus Calvert, 1909: 95 , Figs.: 15, 21–22 (description of male and female, illustration of male thorax in ventral view, appendages in lateral and mediodorsal views); Davies & Tobin 1984: 31 (data on publication and distribution); Bridges 1994 : (VII) 33 (data on publication, type depository, type locality and references); Costa & Carneiro 1994: 303 (larva); Lencioni 2005: 90 , Fig. 49(A–C) (data on description, type locality, type deposition, distribution, larval description, original illustration of appendages in lateral and mediodorsal view, thorax in ventral view from Calvert 1909 ); Costa et al. 2006: 60–61 , Fig. 21 , 22 (appendages lateral and dorsal view, key for adult males); Garrison et al. 2010: 117 , Fig. 517 (data on species with reference to larval description, original illustration of appendages in lateral view); Lencioni 2017: 103–104 , Fig. 38A–C , 39A (data on description, type locality, type deposition, distribution, and larval description, appendages in lateral and mediodorsal views, thorax in ventral view, male habitus). Types. Syntypes in CM and MCZ (not examined) . Larva described. Yes ( Costa & Carneiro 1994 ). Material examined. ( 2 ♂♂ ): Brazil : Santa Catarina , Nova Teutonia (now Seara ), 27º11’00” S & 52º13’00” W , 300–500 m , v.1972 , Fritz Plaumann leg. Distribution. Brazil ( Mato Grosso , Rio de Janeiro , São Paulo , Rio Grande do Sul , Santa Catarina ), Venezuela and Argentina . Diagnostic characters . ♂ —Cercus in lateral view: proximal 3/5 straight with the distal 2/5 expanded and slightly bent ventrally, tip of cercus rounded. Cercus in mediodorsal view: base of cercus with a short distally–directed spine, medial expansion a little larger than the width of the base, semicircular, without spines and with sparse pale hair–like setae. Paraproct in lateral view: subequal to the cercus. Paraproct in dorsal view: long and narrow with a spoon–like tip. ♀ —Basal plate not illustrated in Calvert (1909) , pectoral color pattern as in Fig. 40B .