First personal record of each species by Gaston Santillan Ledesma (lifers)
Species by Date 1 to 4 of 4
| Group | Species | Place | Date | Detail | |
 | Aves | Hooded Siskin (Spinus magellanicus) | Villa el zanjon, Santiago del Estero, Argentina | 06/03/2012 |  |
| | Aves | Sayaca Tanager (Thraupis sayaca) | Villa el zanjon, Santiago del Estero, Argentina | 12/21/2011 | |
| | Aves | Double-collared Seedeater (Sporophila caerulescens) | Villa el zanjon, Santiago del Estero, Argentina | 12/11/2011 | |
| | Aves | Red Pileated Finch (Coryphospingus cucullatus) | Villa el zanjon, Santiago del Estero, Argentina | 10/23/2011 | |
Species by Date 1 to 4 of 4