Buntings and New World Sparrows (Emberizidae)

Chestnut-capped Brush-finch (Arremon brunneinucha) - HBW 16, p. 577

French: Tohi à nuque brune German: Braunkopf-Buschammer Spanish: Cerquero Coronicastaño
Other common names: Mexican Chestnut-capped Sparrow, Chestnut-capped Atlapetes; Plain-breasted/San Martin Brush-finch (apertus)

Taxonomy: Embernagra brunnei-nucha Lafresnaye, 1839, Mexico = Jalapa, Veracruz.
Often placed in genus Buarremon or Atlapetes. Proposed race nigrilatera, described from Cerro Baúl (Oaxaca), in S Mexico, considered synonymous with suttoni. Nine subspecies currently ­recognized.

Subspecies and Distribution:

  • brunneinucha (Lafresnaye, 1839) - E Mexico from San Luis Potosí and Veracruz S to NE Oaxaca.
  • apertus (Wetmore, 1942) - Sierra de Tuxtla, in S Veracruz (Mexico).
  • suttoni (Parkes, 1954) - Guerrero E to C Oaxaca, in S Mexico.

     See all 9 subspecies
  • brunneinucha (Lafresnaye, 1839) - E Mexico from San Luis Potosí and Veracruz S to NE Oaxaca.
  • apertus (Wetmore, 1942) - Sierra de Tuxtla, in S Veracruz (Mexico).
  • suttoni (Parkes, 1954) - Guerrero E to C Oaxaca, in S Mexico.
  • macrourus (Parkes, 1954) - Chiapas (S Mexico) and SW Guatemala.
  • alleni (Parkes, 1954) - Honduras, N El Salvador and W Nicaragua.
  • elsae (Parkes, 1954) - Costa Rica and W & C Panama.
  • frontalis Tschudi, 1844 - extreme E Panama, Colombia, W & N Venezuela (except in Falcón and Yaracuy), Ecuador (except W slope from SW Chimborazo S to NW Azuay) and Peru.
  • allinornatus (Phelps, Sr & Phelps, Jr, 1949) - Sierra de San Luis (Falcón) and Sierra de Aroa (Yaracuy), in NW Venezuela.
  • inornatus (P. L. Sclater & Salvin, 1879) - SC Ecuador from SW Chimborazo S to NW Azuay (vicinity of R Chimbo and R Chachan).