Analysis of male Leptagrion Selys, 1876 sensu lato (Odonata: Coenagrionidae) with description of four new genera and a new species Author Lencioni, F. A. A. Private researcher, Rua Anibal, 216 - Jd. Coleginho, Vila Zezé, Jacareí, CEP (ZIP) 12310 - 780, São Paulo. Brazil. text Zootaxa 2022 2022-03-02 5105 1 63 104 journal article 20367 10.11646/zootaxa.5105.1.3 16f0d04d-e6ef-4eba-8bb3-9c5ebd3f778f 1175-5326 6332331 8B30E589-CEFC-415B-9505-EAE71C204E61 Machadagrion cyanostigma ( Machado, 2012 ) comb. nov. Fig. 47 (app), Fig. 50 (prothorax), Fig. 53 (penis), Fig. 56 (habitus). Etymology : cyanostigma = cyano , Greek (κυάνεος) for dark blue + stigma , Latin for mark, in reference to the blue pterostigma. FIGURE 47. Machadagrion cyanostigma : A—Appendages, lateral view, B—Appendages, dorsal view. Machado 2012: 81 , Figs. 1–2 (description of male and female, illustrations of appendages in lateral and dorsal views, male and female pterostigma, male and female prothorax in dorsal view). Deposition of type series. Holotype and allotype in ABMM collection, now UFMG (examined). Larva described. No. Material examined. ( 1 ♂ , 1 ♀ ). Brazil : Bahia , Lençóis, Chapada Diamantina, 2.iv.1980 , A. Row leg. ( holotype & allotype ). Distribution. Brazil ( Bahia ).