Diversity of true bugs from Iguazú National Park, Argentina Author María C. Melo Author Gimena Dellapé Author Leonela Olivera Author Pablo S. Varela Author Sara I. Montemayor Author Pablo M. Dellapé text Check List 2017 2017-09-22 13 5 479 511 journal article 10.15560/13.5.479 243064a9-76d7-48c8-b378-31b5aacf9ad7 1809-127X 1143518 Opisthacidius pertinax ( Breddin, 1903 ) ( Fig. 13 ) Distribution. Argentina : Chaco , Salta , Santiago del Estero , and Tucumán ; Belize , Bolivia , Brazil , Brisith Guiana , Ecuador , and Venezuela ( Lent and Wygodzinsky 1966 ). Material examined. 1♂, P.N. Iguazú, XII-1979 , Carpintero coll., PNI0102 (MACN). Remarks. First record for Misiones province . This species can be distinguished by the completely black scutellum, and the concolorous veins of hemelytra ( Lent and Wygodzinsky 1956 ).