text: 10. Nordenskiöld, Erland. Deductions suggested by the geographical distribution of some post-Columbian words used by the Indians of S. America. AMS Press. 1979: 27 [2016-10-10]. ISBN 978-0-404-15145-4. （nina’angan kapi i 2016-02-03）. In Paraguay the Guaraní Indians call a fowl uruguaçú. The Cainguá in Misiones only say urú. […] A few Guaraní-speakiug Indians who call a hen uruguasu and a cock tacareo. Uruguaçu means "the big uru".