LITERATURE. — Green & Sayer (1979); Dowsett (1993); Borrow & Demey (2001, 2014); Portier (2002b, c); Balanca et al. (2007); Pavia et al. (2012); Dowsett et al. (2013).
MUSEUM MATERIAL. — MCCI 3221, 3270, 3273, 3392, 3557, 3827; MCSI FS023; MGPT-MPOC 319; USNM 533781.
FIELD DATA. — eBird; GBIF; WABD.
STATUS. — Resident.