Icterus bullockii Status: Fairly common regular spring and fall migrant west and west-central, rare casual elsewhere. Fairly common regular breeder west and extreme southwest. Documentation: Specimen: UNSM ZM7010, 19 Jun 1901 Indian Creek, Sioux Co. Taxonomy: Two weakly differentiated subspecies have been proposed (Pyle 1997), but generally considered monotypic (Gill et al 2022, Flood et […]
CONNECTICUT WARBLER
Oporornis agilis Status: Rare regular spring migrant east, rare casual central. Rare casual fall migrant statewide. Documentation: Photograph: 25 May 1988 near Chambers, Holt Co (Grenon 1990). Taxonomy: No subspecies are currently recognized (Gill et al 2022). Spring: May 13, 13, 14 <<<>>> May 27, 30, 30 A later date is 6 Jun 1981 Cuming […]
CERULEAN WARBLER
Setophaga cerulea Status: Rare regular spring migrant east, rare casual central and west. Rare casual summer visitor east. Rare casual fall migrant east. Documentation: Specimen: UNSM ZM6860, 4 May 1901 Child’s Point, Sarpy Co. Taxonomy: No subspecies are recognized (Gill et al 2022). This species and Northern Parula (S. americana) are closely related, with similar […]
HOODED ORIOLE
Icterus cucullatus cucullatus Status: Accidental in spring. Documentation: Photograph: 26 May 2013 Garrison, Butler Co (Gubanyi 2013; photo above of the same bird 28 May 2013). Taxonomy: Five subspecies are recognized, two in Mexico and Central America, and three in the US (Gill et al 2022): nelsoni, breeding and wintering in California and southwest Texas, […]
BOBOLINK
Dolichonyx oryzivorus Status: Common regular spring and fall migrant statewide. Common regular breeder east and central, uncommon west. Documentation: Specimen: UNSM ZM6932, 29 Jul 1902 Carns, Keya Paha Co. Taxonomy: No subspecies are recognized (Gill et al 2022). Spring: Apr 28, 28, 29 <<<>>> summer Earlier dates are 13 Apr 2012 Buffalo Co, 16 Apr […]
DARK-EYED JUNCO
Junco hyemalis There have been varying treatments of the sub-specific taxa within this species over the years; some have been considered full species at times, and as stated by Nolan et al (2002): “The phylogenetic relationships of all junco taxa clearly involve more complex questions than can be answered by presently available evidence”. Current authors […]