Other Scientific Names
Cyanocorax morio [BirdLife International (2004, 2008)], Cyanocorax morio [Sibley and Monroe (1990, 1993)], Cyanocorax morio [Stotz et al. (1996)]
Other Names (World)
Brown Jay, Plain-tipped Brown Jay (brown-tailed morph), Plain-tailed Brown Jay (brown-tailed morph), White-tipped Brown Jay (white-tipped morph)
Brown Jay (Psilorhinus morio) [XC332585]
by Mary Beth Stowe from Calakmul, Campeche, Mexico (call)
Brown Jay (Psilorhinus morio) [XC391882]
by Leonardo Guzman Hernandez from Sima de las Cotorras, Ocozocoautla de Espinosa, Chiapas, Mexico (call, flight call)
Subspecies
Genus often subsumed in Cyanocorax. Occurs as two morphs, largely random in occurrence, white-tipped morph occurring at relatively high frequencies in arid and mesic regions, brown-tailed morph predominating in more humid areas. In Mexico, white-tipped morph, formerly treated as a separate species, "Cyanocorax mexicanus", recorded north to central Veracruz (Plan del Río, 19°12' north), and brown-tailed morph found south to Montecristo, in Tabasco.
Proposed subspecies cyanogenys (described from Pearl Cay Lagoon, in Nicaragua) is synonymized with nominate.
The following 4 subspecies are recognised:
palliatus van Rossem, 1934 - Extreme southern USA (lower Rio Grande Valley, in extreme south-eastern Texas), eastern Mexico (Nuevo León and Tamaulipas south to Veracruz, extreme eastern Tabasco and south-western Campeche), southern in Central America to western Panama (Almirante Bay region).
morio (Wagler, 1829) - South-eastern Mexico from coastal plain of central Veracruz south to eastern Tabasco (Montecristo) and northern Chiapas (Palenque).