Lestes quadristriatus Calvert, 1909 Fig. 11 (♂ —App), Fig. 40 (K— ♂ pectoral color pattern). Etymology: quadristriatus = quadri, Latin for four + striatus, Latin for striped. Lestes quadristriatus Calvert, 1909: 104, Figs.: 13, 35–36 (description of male and female, illustration of male thorax in ventral view, appendages in lateral and mediodorsal views); Davies & Tobin 1984: 33 (data on publication and distribution); Lencioni 2005: 99, Fig. 58(A–C) (data on description, data on type locality, data on type deposition, data on distribution, data on larval description, illustration of appendages in lateral and dorsal views, thorax in ventral view from Calvert, 1909); Costa et al. 2006: 60–61, Fig. 35 (pterothorax color pattern in ventral view, key for adult males); Garrison et al. 2010: 117 (data on species). Types. Syntypes in CM (not examined). Larva described. No. Distribution. Brazil (Mato Grosso). Diagnostic characters. ♂ —Cercus in lateral view: basal 2/3 straight with a basal semicircular expansion, apical 1/3 triangular. Cercus in mediodorsal view: base of cercus without spine, medial expansion forming two semicircular plates, the anterior larger and without spines, the posterior smaller and with spines. Paraproct: lost. ♀ —Basal plate not illustrated in Calvert (1909), pectoral color pattern as Fig. 40K.

Published as part of Lencioni, F. A. A., Neiss, U. G., Dutra, S. L., Furieri, K. S., Juen, L., Batista, J. D. & Vilela, Diogo S., 2021, Synopsis of Lestes from Brazil with description of Lestes demarcoi sp. nov (Zygoptera: Lestidae), pp. 511-541 in Zootaxa 4990 (3) on page 522, DOI: 10.11646/zootaxa.4990.3.4, http://zenodo.org/record/5027008