Review of Brazilian species of Syneches Walker (Diptera, Hybotidae, Hybotinae), with description of ten new species Author Soares, Matheus M. M. 0000-0002-2355-1441 matheusmmsoares@gmail.com Author Freitas-Silva, Rafael A. P. 0000-0002-7560-4939 rpfreitas.silva@gmail.com Author Ale-Rocha, Rosaly 0000-0001-9874-9770 alerocha@inpa.gov.br text Zootaxa 2021 2021-10-11 5049 1 1 84 http://dx.doi.org/10.11646/zootaxa.5049.1.1 journal article 3976 10.11646/zootaxa.5049.1.1 5dc17a27-e095-4dc8-b10d-09fc935dbf45 1175-5326 5560580 F9647501-7F6B-4286-AEEE-19B620F697ED Syneches repletus Bezzi ( Figs 38A–E , 52 ) Syneches repletus Bezzi, 1909: 317 ; Collin, 1933: 28 (cit.); Smith, 1967: 10 (cat.); Rafael & Ale-Rocha, 1995: 540 , figs 42–43, 64 (rev.); Yang et al ., 2007: 309 (cat.); Ale-Rocha & Vieira, 2008: 120 ( Brazil ); Menezes & Ale-Rocha, 2016: 428 , fig. 122 (cit., distr.). Type locality: Puerto Bermúdez, Pasco , Peru . Syneches hyspidus Ale-Rocha & Vieira, 2008: 115 ; Menezes & Ale-Rocha, 2016: 428 (syn.). Diagnosis. Medium size ( 3.5 mm ) ( Fig. 38A ). Ocellar triangle flat; antenna dark brown ( Fig. 38B ). Scutum rounded, as broad as mesopleuron ( Fig. 38A ). Legs with coxae, trochanters, apical half to apical 2/3 of hind femur and apical half of hind tibia brown, otherwise yellow ( Figs 38A, C, D ); mid tibia with 2 bristles about as long as mid tibia (1AD on basal third, 1AV on basal half); hind femur strongly swollen with 1AV row of spiniform bristle inserted on prominent tubercles ( Fig. 38C ), slightly swollen on females ( Fig. 38D ). Wing hyaline, pterostigma brown, wide, filling or ending near apex of cell r 1 ; R 2+3 slightly angulate apically; second section of M 1 slightly longer than crossvein r-m ( Fig. 38E ). FIGURE 38. Syneches repletus Bezzi, 1909 . A–C. Male from Amazonas. A. Habitus, lateral view; B. Head, lateral view; C. Male hind leg, anterior view; D. Female from Amazonas. Female hind leg, anterior view; E. Male from Amazonas, Brazil. Wing. Material examined. BRAZIL . Maranhão : Bom Jardim , REBIO-Res. Biol. Gurupi , Armad. Luminosa Móvel , 17–27.i.2010 , F. Limeira-de-Oliveira , J.T. Câmara & M.B. Aguiar Neto , cols. ( 2 ♂ , 1 ♀ , CZMA ) . Amazonas : Manaus, Res. Km 41, PDBFF, 23–24.vi.2004 Sub-bosque, R . Querino ( 1♂ , 1♀ , INPA ) ; ZF-2, km 14 Torre , 02°35′21″S 60°06′55″W , 19.vi.2015 , J.M. Cumming , S. Cumming , D.W.A. Marques & J.A. Rafael , sweeping ( 3 ♂ , 2 ♀ , CNC ) . Pará : Belem , ( Area P-1), 20.vi.1964 , Shope & de Freitas ( 1 ♀ , CNC ) . COLOMBIA . Putamayo : Mocoa , 55 m , M. Cooper , 12.ix.[19]78 ( 1 ♀ , NMNH ) . Distribution. Brazil ( Acre , Amazonas, Pará and Maranhão *) ( Fig. 52 ); Colombia *, Peru and Venezuela . Syneches repletus is recorded only from the Amazon biome. Remarks. Syneches repletus is similar to S. manaos , the former differing mainly by R 2+3 only slightly angulate apically and characters of male terminalia (see also “Remarks” under S . manaos ).