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Page scan of Main Catalog Series: vol.046_228301-228325
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Page scan of Main Catalog Series: vol.118_590501-590525
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Page scan of Main Catalog Series: vol.041_205201-205225
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USNM 140078 Empidonax difficilis insulicola LAT
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USNM 140078 Empidonax difficilis insulicola TAG1
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USNM 140078 Empidonax difficilis insulicola DOR
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USNM 140078 Empidonax difficilis insulicola VEN
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USNM 140078 Empidonax difficilis insulicola TAG2
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USNM 34818 Empidonax flavescens flavescens TAG1
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USNM 91826 Empidonax flavescens flavescens LAT
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Page scan of Main Catalog Series: vol.091_455701-455725
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USNM 91826 Empidonax flavescens flavescens DOR
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Page scan of Main Catalog Series: vol.040_198076-198100
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Page scan of Main Catalog Series: vol.094_471426-471450
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USNM 34818 Empidonax flavescens flavescens VEN
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USNM 34818 Empidonax flavescens flavescens DOR
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USNM 35329 Empidonax flavescens flavescens LAT
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USNM 35329 Empidonax flavescens flavescens VEN
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USNM 35329 Empidonax flavescens flavescens TAG2
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Page scan of Main Catalog Series: vol.007_035326-035350
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Page scan of Main Catalog Series: vol.107_533751-533775
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USNM 35329 Empidonax flavescens flavescens TAG1
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Page scan of Main Catalog Series: vol.008_041451-041475
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USNM 91826 Empidonax flavescens flavescens TAG1