Departamento Rio Negro Neblina Massif, Cayon Grande, along the Rio Mawarinuma between the mouth of the canyon and the first major fork of the river, ca. 7 airline km ENE of Puerto Chimo;0°50´-0°51´N, 66°02´-66°06´W.
Bolívar. Rio Paramichi entre la boca del rio Paramichi y el Salto de Chalimano, 26-24 km. al noroeste de la fronterA Venezuelano-Brasilera, Lat. 4° 2-12´; Long. 63°1-5´.