Dissomphalus napo Evans, 1979

Colombo, Wesley D., Alencar, Isabel D. C. C., Limeira-De-Oliveira, Francisco & Azevedo, Celso O., 2018, New species and records of Dissomphalus Ashmead (Hymenoptera, Bethylidae) from Cerrado, Caatinga and relicts of the Atlantic Forest from northeastern Brazil, Zootaxa 4462 (1), pp. 1-40 : 20

Dissomphalus napo Evans, 1979

Dissomphalus napo Evans, 1979: 282 (♂, holotype from Ecuador).

Diagnosis. Male. Mandible with two apical teeth. Median clypeal lobe trapezoidal. Frons strongly coriaceous, densely punctate, punctures shallow, large. Vertex straight, corner somewhat rounded. Ocelli large. Head developed posteriorly eye. Metapectal-propodeal complex with only median carina. T2 with two depressions shallow, large, subcircular, nearly reaching posterior margin of T1, each one with minute setae median tubercle, lateral area of depression with setae. Hypopygeal slender stalk, posterior margin straight, corner rounded. Genitalia: paramere very wide, dorsal margin very evenly developed, apex produced and sharpened; volsella setae, digitus smooth in upper margin; aedeagal ventral ramus extremely short, slightly higher than base of paramere, laminar, wide, surfaces horizontal, inner margin parallel, outer margin convergent, apex narrow and rounded, outer margin with an apical filament very long, nearly with same size of ramus, slightly arched, dorsal body large, laminar, surfaces vertical, base wider in dorsal view, body wide in lateral view, with rounded apex directed downward, ventral margin complex, serrated with rounded teeth, inner surface setae. Female unknown.

Variations. The main variations found in this series are the basivolsella with a small projection and the paramere very wide.

Remarks. This species was previously known from Ecuador ( Evans 1979), Peru, Paraguay ( Azevedo 1999c), Brazil (Amazonas) ( Azevedo 1999c), Brazil (Acre and Mato Grosso), Brazil (Sergipe, Alagoas, Pernambuco and Paraíba) ( Redighieri & Azevedo 2006). Now it is recorded for the first time from Piauí and Maranhão.

Material examined. BRAZIL, 2♂ [locality missing], JA Rafael, F Limeira-de-Oliveira, TTA Silva cols. ( CZMA); PI[auí] , 3♂ Guaribas , PN Serra das Confusões, Andorinha, 09°08'27.8''S 43°33'42.1''W, 515m, 10.XI– 31.XII.2013, Armadilha Malaise, JA Rafael, F Limeira-de-Oliveira, TTA Silva cols. ( CZMA) ; 2♂ Riacho dos Bois, 09°13'11.9''S 43°29'26.2''W, 575m, 20–30.XI.2013, Armadilha Malaise, JA Rafael, F Limeira-de-Oliveira, TTA Silva cols. ( CZMA) ; 1♂ Caracol , PN Serra das Confusões, Riacho dos Bois, 09°13'11.9''S 43°29'26.2''W, 575m, JA Rafael, F Limeira-de-Oliveira, TTA Silva cols. ( CZMA) ; 1♂ 01–10.XI.2013; MA[ranhão], 3♂ Carolina , PN Chapada das Mesas, Riacho Sucuruiu, 07°07'05.6''S 47°18'31.6''W, 240m, 01.X–20.IX.2013, Armadilha Malaise, JA Rafael, F Limeira-de-Oliveira, TTA Silva cols. ( CZMA) ; 3♂ 9–14.II.2014; 1♂ 07°06'44.2''S 47°17'56.8''W, 15–31.VII.2013; 1♂ Riacho Estiva , 07°06'59.8''S 47°21'21.0''W, 265m, Armadilha Suspensa, 20– 31.X.2013, JA Rafael, F Limeira-de-Oliveira, TTA Silva cols. ( CZMA) ; 1♂ Riacho Cancela , 07°06'44.2''S 47°17'56.8''W, 255m, 01–10.VIII.2013, Armadilha suspensa, JA Rafael, F Limeira-de-Oliveira, TTA Silva cols. ( CZMA) ; 1♂ 225m, 01–15.VII.2013; 1♂ Pov [oado] Canto Grande, Balneário Urupuxete, 28–31.X.2008, Armadilha suspensa, F Limeira-de-Oliveira, PAM Moraes Silva cols. ( CZMA) ; 1♂ Caxias, Res[erva] Ecol [ógica] Inhamum, Povoado Coités, 04°54'43''S 43°25'30''W, 27–29.XII.2012, Armadilha Malaise, F Limeira-de-Oliveira, LS Santos cols. ( CZMA) ; 1♂ Mirador , Parque Estadual Mirador, Armadilha de Malaise, 01–10.XII.2013 ; 3♂ Base da Geraldina , 06°37'25''S 45°52'08''W, 416m, 08.III–20.X.2013, Armadilha Malaise, TL Rocha, F Limeira-de- Oliveira, LLM Santos cols. ( CZMA) ; 1♂ 06°35'58''S 45°50'49''W, 402m, F Limeira-de-Oliveira, LLM Santos, TL Rocha cols. (CZMA); 1♂ 06°37'48''S 45°52'46''W, 428m, 20–31.VIII.2013, F Limeira-de-Oliveira, LLM Santos, LS Santos cols. (CZMA); 8♂ 06°37'48''S 45°52'49''W, 416m, 20.VIII–10.XII.2013, Armadilha Malaise, TL Rocha, F Limeira-de-Oliveira, LLM Santos cols. (CZMA); 1♂ 20–26.II.2014; 1♂ 22.III.2009, Arm [adilha] luminosa, MB Aguiar-Neto, MJA Holanda cols. ( CZMA) ; 2♂ 06°37'06''S 45°51'51''W, 411m, 01–12.VIII.2013, Armadilha Malaise, LS Santos, F Limeira-de-Oliveira, LLM Santos cols. (CZMA).