First personal record of each species by Cristian Meiners (lifers)
Species by Date 1 to 7 of 7
| Group | Species | Place | Date | Detail | |
 | Aves | Chimango Caracara (Daptrius chimango) | Santa Fe, Santa Fe, Argentina | 04/14/2020 |  |
| | Insectos | (Coraliomela quadrimaculata) | Santa Fe, Santa Fe, Argentina | 04/12/2020 | |
| | Aves | Narrow-billed Woodcreeper (Lepidocolaptes angustirostris) | Guadalupe Este, Santa Fe, Argentina | 02/09/2020 | |
| | Aves | Fork-tailed Flycatcher (Tyrannus savana) | Guadalupe Este, Santa Fe, Argentina | 10/24/2019 | |
| | Aves | Guira Cuckoo (Guira guira) | Guadalupe Este, Santa Fe, Argentina | 08/06/2019 | |
| | Aves | Chalk-browed Mockingbird (Mimus saturninus) | Guadalupe Este, Santa Fe, Argentina | 08/05/2019 | |
| | Aves | Scissor-tailed Nightjar (Hydropsalis torquata) | Guadalupe Este, Santa Fe, Argentina | 10/03/2018 | |
Species by Date 1 to 7 of 7