U.
- Unhealthy country, [50]
- Ure, Martin de, [241], [253]
- Uretabere, village, [269]
- Urquaie. See [Uruguay]
- Ursa Major, constellation of, [51]
- Urtueses (Orthuses), [47];
- Uruguay river, [83]
V.
- Vaca, Cabeza de. See [Cabeza]
- Vaca, Pedro, [260]
- Valderas, Juan, notary, [264]
- Valdivieso, Sebastian, [270]
- Valladolid, [xvii], [238]
- Valle, Pedro Diaz del, [244]
- Vanegas, Garcia, [52], [240], [245], [253];
- Vardellesse, Germanised form of Spanish fortaleza, [24]
- Vera, Don Pedro, grandfather of Alvar Nuñez, [xiii];
- Vergara, Captain, [161]
- ——, Francisco Ortiz de (called by Schmidt, Fergere), [79]
- Vicenda. See [San Vicente]
- Viejo, port, [234]
- Villegaignon takes possession of Rio de Janeiro, [xxix]
W.
- Welzer, Jacob, [xxiv], [xxv], [2]
- West Indies, slaves introduced into, [xxv]
- Weybingen, no village of that name, [24], [25]
- Whale, length and capacity of, [1]
- Whales, harm done by, [86] seq.
- Wiessay. See [Mbiaçá]
- Wight, Isle of, [91]
- Wild boar, [118], [216], [229]
- Wine made of the carob bean, [18];
- Women, sale and barter of, [20]
- Worms, white (weevil), fried for food, [115]
- Wydt. See [Wight]
X.
- Xaqueses, [197], [234]
- Xaquetes, [191]
- Xarayos, Xarayes or Guarayos (Scherues), [40], [41], [43];
- Xeme, the measure, [200]
Y.
- Yacaré, a Guaraní word for the amphibious animals, [42]
- Yacareati River, [263], [265], [269]
- Yaiva River, [263], [265]
- Yapirús or Apirus, Yaperús (Jeperis or Naperus), a tribe of Payaguás, [26], [54], [56], [57], [61], [149], [153];
- Yeruquihaba (Juberich Sabaiie), [58], [59];
- Ygatu. See [Yguatu]
- Yguaron, an Indian chief, [122]
- Yguatú River, affluent of Paraná, [117]
- Yguatú, probably Igatu, now Jaurú River, [195];
- Yguazú, Iguazú, or Iguassu River, affluent of Paraná, [xxviii], [108], [118], [119];
- Ytabucú or Itapucú River, [105], [106]