| WC Qualifiers South America 2011-2013 - Appearances as Referee |  |
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| 11/10/2011 | Bolivia | - | Colombia | 1:2 | 4 | - | - |
| 11/09/2012 | Uruguay | - | Ecuador | 1:1 | 9 | 1 | - |
| WC Qualifiers South America 2011-2013 - Appearances as Referee | |
|
|
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| 11/10/2011 | Bolivia | - | Colombia | 1:2 | 4 | - | - |
| 11/09/2012 | Uruguay | - | Ecuador | 1:1 | 9 | 1 | - |
| Complete name: | Carlos Arecio Amarilla Demarqui |
| Born: | 26/10/1970 |
| Place of birth: |
Asunción, 
Paraguay |
| Nationality: |
Paraguay |
| Height: | 183 cm |
| Weight: | 87 kg |