Ichthyofauna of the ribeirão Sucuri, a tributary of the rio Tietê, upper rio Paraná basin, southeastern Brazil Author Reia, Lais Author S. da Costa e Silva, Gabriel Author Garcia-Ayala, James R. Author P. F. Vicensotto, Ana Maria Author Benine, Ricardo C. text Check List 2020 2020-06-16 16 3 711 728 http://dx.doi.org/10.15560/16.3.711 journal article 10.15560/16.3.711 1809-127X Rhamdia quelen ( Quoy & Gaimard, 1824 ) Figure 3 AD Original description. Pimelodus quelen Quoy and Gaimard 1824: 228 . Material examined. BRAZIL • 1, 98.2 mm SL; São Paulo state , Pongaí , Córrego Santa Rosa ; 21°46′29″S , 049°23′34″W ; 12 May 2018 ; leg. Silva G.S.C. and Reia L. ( LBP 26470 ) . Identification. Body elongated; mouth terminal; all teeth villiform, premaxillary and dentary teeth arranged in irregular rows; maxillary barbel reaching base of last pectoral-fin ray; outer and inner mental barbels long, reaching adipose-fin origin; anterior nostril tubular. Overall body coloration yellowish with scattered dark brown chromatophores; dorsal fin with interradial mem- branes dark; remaining fins yellowish, with dark chro- matophores along of margins.