Leiothlypis ruficapilla ruficapilla Status: Common regular spring migrant east, fairly common east central, rare casual west central and west. Common fall migrant east and central, rare west. Documentation: Specimen: ruficapilla, UNSM ZM6804, 4 May 1904 Falls City, Richardson Co. Taxonomy: Two subspecies are recognized (Pyle 1997, Gill et al 2022): ridgwayi, breeding from southern British […]
LOUISIANA WATERTHRUSH
Parkesia motacilla Status: Rare spring migrant east, rare casual central. Uncommon, locally common, regular breeder east and north central. Rare fall migrant east. Documentation: Specimen: UNSM ZM6887, 18 May 1901 Child’s Point, Sarpy Co. Taxonomy: No subspecies are recognized (Gill et al 2022). Three song types described by Silcock et al (2021) were shown to […]
PALM WARBLER
Setophaga palmarum palmarum Status: Uncommon regular spring migrant east and central, rare west. Rare regular fall migrant east and east-central, rare casual elsewhere. Documentation: Specimen: palmarum: UNSM ZM12018, 8 May 1917 Lancaster Co. Taxonomy: Two well-defined subspecies occur (Gill et al 2022, Wilson 2020): palmarum, breeding from Mackenzie east through northern Saskatchewan and northern Manitoba […]
CANADA WARBLER
Cardellina canadensis Status: Uncommon regular spring and fall migrant east, rare casual central and west. Documentation: Specimen: HMM 1793, 17 May 1916 Spring Ranch, Clay Co. Taxonomy: No subspecies are recognized (Gill et al 2022). Spring: May 10, 10, 11 <<<>>> May 29, 29, 30 Earlier dates are 3 May 2012 Sarpy Co, 6 May […]
CHESTNUT-SIDED WARBLER
Setophaga pensylvanica Status: Uncommon regular spring and fall migrant east, uncommon central, rare casual west. Rare casual breeder east and west. Documentation: Specimen: UNSM ZM10828, 19 May 1910 Child’s Point, Sarpy Co. Taxonomy: No subspecies are recognized (Gill et al 2022). Spring: May 3, 3, 4 <<<>>> May 30, 31, 31 Later dates are 5 […]
BLACK-THROATED GREEN WARBLER
Setophaga virens virens Status: Uncommon regular spring and fall migrant east and east central, rare casual west central and west. Documentation: Specimen: UNSM ZM12010, 14 Sep 1911 Crawford, Dawes Co (Zimmer 1912). Taxonomy: Two subspecies have been recognized (Pyle 1997) but are now considered undiagnosable, leaving the species monotypic (Morse and Poole 2020, Gill et […]