Vachal, 1904 : 115 aegis Halictus aegis Taxonomic notes on Megalopta Smith, 1853 (Hymenoptera: Halictidae: Augochlorini) with a synopsis of the species in the state of Minas Gerais, Brazil Santos, Leandro M. Silveira, Fernando A. Zootaxa 2009 2194 1 20 3YVPK Vachal, 1904 Vachal 1904 [151,688,808,835] Insecta Halictidae Megalopta Animalia Hymenoptera 8 9 Arthropoda species aegis Megalopta     Halictus aegis  Vachal, 1904: 115. Holotypemale, Jataí, Goiás (MNHP: examined). Jatay (Goyaz); aegis3 Vach. (handwritten); Halictus aegis3, Vach.; HOLOTYPE   Diagnosis.Ƥ /3: Body length 11.5–12.6 mm. Lateral surface of metaposnotum reticulate; posterior margin of metaposnotum gently curved, metaposnotum gradually narrowing laterad; disc of scutellum gently convex; dorsal surface of axilla and contiguous antero-lateral margin of scutellum below level of disc of scutellum; posterior margin of scutellum raised above metanotum; pubescence of metanotum dense, hiding the surface of its integument in oblique view; metepisternal process wide, covered by velvety pilosity; metaposnotum ferruginous, with short longitudinal rugae throughout its surface, always shoter than metanotum; pubescence of metepisternum sparse. 3. disc of S3 flat, mid-longitudinal sulcus deep and narrow throughout most of its length, widening as it approaches marginal zone of sternum; posterior margin of discal lobe slanting to rear, continuous with surface of marginal zone of sternum; marginal lobes of S3 long, well separate from each other; protruding process of S4 triangular, its anterior edge gently curved, with a brush of short hairs on posterior surface.   Material examined.A total of 72 specimens(70 ƤƤ and 2 3) of the following localities:  GOIÁS. Caldas Novas, Parque Estadual da Serra de Caldas Novas, 19/10/2007[Augusto, S.C.] (2 Ƥ Ƥ, 1 3) { UFMG}; 20/10/2007[Augusto, S.C.] (13) { UFMG}.  MINAS GERAIS. Buritis, Ribeirão Confins, 29-31/10/ 1964[Exp.Dep.Zool.] (2 Ƥ Ƥ) { MZUSP}. Caratinga, Estação Biológica de Caratinga, 400 m, 29/ 01-03/02/ 2003[Mielke & Casagrande] (1 Ƥ) { DZUP}. Dionísio, 13-21/11/89(1 Ƥ) [W.G. de Campos]{ MEUV}. Ipanema, Fazenda Montes Claros, 13 kmNE de Ipanema, 400m, 29-30/01/2003[Mielke & Casagrande] (6 Ƥ Ƥ) { DZUP}. Jaboticatubas, Serra do Cipó, 07/10/2002[E.O.Machado] (1 Ƥ) { UFMG}. Marliéria, Parque Estadual do Rio Doce, 13-18/01/1978[D’Andretta & Pereira] (3 Ƥ Ƥ) { UFMG}; 09/03/1994[O.Mielke] (1 Ƥ) { DZUP}; 1o/10/1997 [D.A.Yanega] (1 Ƥ) { UFMG}. Morro da Garça, 18-20/10/1964[Exp. Dep. Zool.] (5 Ƥ Ƥ) { MZUSP}. Santana do Riacho, Serra do Cipó, 12/03/1997[D.A.Yanega] (9 Ƥ Ƥ){ UFMG}; 21/04/ 1998[R.M.Carmo] (1 Ƥ) { UFMG}. São Gonçalo do Rio Abaixo, EPDAde PETI, 11/01/2003[C.F.Cardoso] (3 Ƥ Ƥ) { UFMG}; 30/05/2003[L.M. Santos] (1 Ƥ) { UFMG}; 31/05/2003[idem] (1 Ƥ) { UFMG}; 14/11/ 2003[A.F.Kumagai] (3 ƤƤ) { UFMG}; 15/11/2003[idem] (4 ƤƤ) { UFMG}; 30/09/2005[L.M. Santos] (3 Ƥ Ƥ) { UFMG}; 1o/10/2005 [idem] (4 ƤƤ) { UFMG}; 28/04/2006[idem] (5 ƤƤ) { UFMG}. São Gonçalo do Rio Preto, Parque Estadual do Rio Preto, 18/10/2000[J.A.Lombardi] (1 Ƥ) { UFMG}; 03/04/2003[idem] (1 Ƥ) { UFMG}; 15/10/2003[F.S. Faria] (1 Ƥ) { UFMG}; 17/09/2003[L.R.R.Faria Jr] (1 Ƥ) { UFMG}; 25/09/ 2003[idem] (1 Ƥ) { UFMG}. Três Marias, Estação Pirapitinga, 01/05/1998[D.A.Yanega] (2 ƤƤ) { UFMG}. Unaí, Fazenda Bolívia, 22-24/10/1964[Exp. Dep. Zool.] (6 ƤƤ) { MZUSP}. Viçosa, Córrego do Paraíso, mata da Prefeitura, sem data [P.S.Fiuza F.] (1 Ƥ) { MEUV}.   Distribution. BRAZIL(GOIÁS, MINAS GERAIS).