Thraulus flavopedes Spieth 1943: 11 Atalophlebioides flavopedes Traver 1946: 426 Ulmeritoides oepa Lopes et al. 2003: 195 Domínguez et al. 2006: 527 Salles and Domínguez 2012: 59 Ulmeritoides flavopedes Domínguez 1991: 162 Domínguez et al. 2006: 524 Salles and Domínguez 2012: 59 Lima et al. 2015: 5 Lima et al. 2016b: 217 Boldrini and Krolow 2017: 3 Leptophlebiidae Banks, 1900 (Insecta, Ephemeroptera) from Maranhão state, Brazil Nascimento, Stênio Raniery de Sousa Lima, Lucas Ramos Costa de Azevêdo, Carlos Augusto Silva Check List 2020 2020-05-19 16 3 579 591 7DG8X Spieth, 1943 Spieth 1943 [168,581,570,594] Insecta Leptophlebiidae Ulmeritoides Animalia Ephemeroptera 9 588 Arthropoda species flavopedes   Figures 28, 47      Thraulus flavopedes Spieth 1943: 11.    Atalophlebioides flavopedes—  Traver 1946: 426.     Ulmeritoides oepa Lopes et al. 2003: 195;  Domínguez et al. 2006: 527;  Salles and Domínguez 2012: 59.    Ulmeritoides flavopedes—  Domínguez 1991: 162;  Domínguez et al. 2006: 524;  Salles and Domínguez 2012: 59;   Limaet al. 2015: 5;   Limaet al. 2016b: 217;  Boldrini and Krolow 2017: 3.   Diagnosis.Male imago: 1) membrane of forewings hyaline, wing bases brown; 2) abdominal terga orangebrown, posterior margins blackish ( Fig. 28); 3) apex of penis lobes rounded, each with a lateral groove ( Fig. 47). Adapted from Spieth (1943).  Geographical distribution. Brazil: states of Bahia, Maranhão*, Mato Grosso, Pernambuco, and Roraima.   Material examined.  BRAZIL• 20 imagos ♂; Maranhão state, Caxiasmunicipality, Buriti do Meio Municipal Environmental Protection Area, Riacho Jatobá; 04°54′34.4″S, 043°07′00.7″W;  81 ma.s.l.;  17 Mar. 2018; S. R. S. Nascimentoleg; light trap; CZMA. • 5 ima- gos ♂; Maranhão state, Codómunicipality, Rio Saco; 04°31′57.3″S, 043°54′48.4″W;  62 ma.s.l.;  11 Sep. 2018; S. R. S. Nascimentoleg; light trap; LEAq. • 4 nymphs ♂; Maranhão state, Miradormunicipality, Mirador state Park, Riacho Riachão; 06°41′19.8″S, 045°07′37.9″W;  320 ma.s.l.;  29 Jul. 2018. • 1 nymph ♂; same local- ity; Riacho Sítio; 06°44′27.6″S, 045°24′16.9″W;  361 ma.s.l.;  31 Jul. 2018. • 1 nymph ♂; same locality; Ri- acho Mel; 06°43′26.9″S, 044°58′36.4″W;  253 ma.s.l.;  28 Jul. 2018; S. R. S.Nascimento, L. R. C. Limaand D.A. Barbosaleg; aquatic net; LEAq. • 1 imago ♂; Ma- ranhão state, Codómunicipality, Rio Saco, BR316; 04°37′29.4″S, 043°54′09.1″W;  63 ma.s.l.;  22 Oct. 2019; S. R. S.Nascimento, L. R. C. Limaand J.I.S. Jesusleg; light trap; LEAq. 2018-03-17 R, CZMA S. Nascimento Brazil Caxias 81 -4.9095554 Riacho Jatoba 1 -43.11686 Buriti do Meio Municipal Environmental Protection Area 9 588 1 1 Maranhao 2018-09-11 R S. Nascimento Brazil 62 -4.532583 Rio Saco 1 -43.913445 Codo 9 588 1 1 Maranhao 2018-07-29 Brazil Mirador 320 -6.688833 Riacho Riachao 1 -45.127193 Mirador state Park 9 588 1 1 Maranhao 2018-07-31 Brazil 361 -6.741 Riacho Sitio 1 -45.404697 9 588 1 1 2018-07-28 R S. Nascimento & C. Lima & D. A. Barbosa Brazil 253 -6.7241387 Mel 1 -44.97678 9 588 1 1 2019-10-22 R S. Nascimento & C. Lima & J. I. S. Jesus Brazil 63 -4.6248336 Rio Saco 1 -43.90253 Codo 9 588 BR316 1 1