Buntings and New World Sparrows (Emberizidae)

Belding's Sparrow (Passerculus guttatus) - HBW 16, p. 550

French: Bruant de Belding German: Beldingammer Spanish: Chingolo de Belding

Taxonomy: Passerculus guttatus Lawrence, 1867, San José del Cabo, Baja California Sur, Mexico.
Genus sometimes subsumed in Ammodramus. Traditionally treated as conspecific with P. sandwichensis and P. rostratus, and often also with P. sanctorum, but all differ in morphology and plumage and, to some extent, in ecology; separation at species level supported by recent molecular-genetic findings. Two additional proposed races from Baja California: annulus, described from Scammon’s Lagoon (Guerrero Negro), is treated as a synonym of beldingi, and magdalenae, from North Estero (in Bahía Magdalenae), is synonymized with nominate. Two subspeci.. View all taxonomy...

Taxonomy: Passerculus guttatus Lawrence, 1867, San José del Cabo, Baja California Sur, Mexico.
Genus sometimes subsumed in Ammodramus. Traditionally treated as conspecific with P. sandwichensis and P. rostratus, and often also with P. sanctorum, but all differ in morphology and plumage and, to some extent, in ecology; separation at species level supported by recent molecular-genetic findings. Two additional proposed races from Baja California: annulus, described from Scammon’s Lagoon (Guerrero Negro), is treated as a synonym of beldingi, and magdalenae, from North Estero (in Bahía Magdalenae), is synonymized with nominate. Two subspecies currently recognized.

Subspecies and Distribution:

  • beldingi Ridgway, 1885 - breeds extreme SW USA (coastal S California S from Santa Barbara, possibly from San Luis Obispo County) S in NW Mexico (Baja California), including Todos Santos I, to Laguna de Ojo Liebre.
  • guttatus Lawrence, 1867 - breeds in S Baja California from Laguna San Ignacio S to Bahía Magdalena; non-breeding S to Cabo San Lucas.

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