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 Scamurius marianae Brailovsky, 1986 ( Fig. 27 ) http://lsid.speciesfile.org/urn:lsid:Coreoidea.speciesfile. org:TaxonName:458003 Distribution. Argentina : Catamarca and Corrientes ( Brailovsky 1986 ); Brazil and Paraguay ( Packauskas 2010 ). Material examined. 2♂ , 19-XI-2008 , Zamudio & Colleselli Gómez de Olivera colls., PNI0320-1 ( MLP ) ; 1♂ , 11-XII-2008 , Zamudio & Colleselli Gómez de Oli- vera colls., PNI0322 ( MLP ) . Remarks. First record for Misiones province . This species belongs to the vacillans group character- ized by having a slender body, acutely projecting humeral angles, and black or reddish brown claval margin. Scamurius marianae can be distinguished by the shape of the postero-ventral edge of the pygophore with a shorter medial notch delimited laterally by two monticular prom- inences adjacent to the midline to the sides of which there are two longer processes projecting ( Brailovsky 1986 ).