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G R E Y - C R O W N E D T Y R A N N U L E T |
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Serpophaga griseicapilla |
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| Taxonomic note: The validity of this taxon is still under question by many authorities who believe it should be lumped in with White-crested Tyrannulet S. subcristata. | ||
| Adult | Adult | |
| Date: 02 January 2010 | Date: 02 January 2010 | |
| Location: Las Grutas, Argentina | Location: Las Grutas, Argentina | |
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