| Copa Sudamericana 2011 - Appearances as Referee |  |
 |
 |
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| 27/10/2011 | Universidad de Chile | - | Flamengo RJ | 1:0 | 8 | - | - |
| 09/11/2011 | Vasco da Gama - RJ | - | Universitario de Deportes | 5:2 | 10 | - | 3 |
| Copa Sudamericana 2011 - Appearances as Referee | |
|
|
||||
| 27/10/2011 | Universidad de Chile | - | Flamengo RJ | 1:0 | 8 | - | - |
| 09/11/2011 | Vasco da Gama - RJ | - | Universitario de Deportes | 5:2 | 10 | - | 3 |
| Complete name: | Carlos Arecio Amarilla Demarqui |
| Born: | 26/10/1970 |
| Place of birth: |
Asunción, 
Paraguay |
| Nationality: |
Paraguay |
| Height: | 183 cm |
| Weight: | 87 kg |