NPSpecies

Wildlife observation card submitted to JOTR staff, observed at Black Rock Canyon springs 8/12/84; "PROBABLE - CALLED GENE CARDIFF - SB COUNTY MUSEUM DISCUSSED BIRD - THINKS PROBABLE - IF IT WAS - WILL BE FIRST FOR S/B COUNTY-" (B. Truesdell); Data Source: Michael Vamstad, JOTR Wildlife Ecologist, 2/29/2012.

Data Source: Jennifer Stingelin Keefer, NPSpecies Certification Lead, 1/25/2012.

Data Source: Jennifer Stingelin Keefer, NPSpecies Certification Lead, 1/25/2012.

Park Species Detail: Very rare late fall and winter visitor, mostly from November to March) and a few to late May)--Small, A. 1994. California Birds: Their Status and Distribution. Formerly known in the United States as Olivaceous Flycatcher, Dusky-capped Flycatcher was described in 1837 by 2 French explorer-naturalists, Alcide Dessalines d’Orbigny (1802–1854) and Andre de Lafresnaye (1783–1861), from a specimen taken in Bolivia probably by d’Orbigny (Rounds 1990, Am. Ornithol. Union 1998). Over the years, other taxa, including M. olivascens, M. lawrenceii, M. platyrhynchus, M. nigricapillus, M. brunneiceps, M. nigriceps, and M. atriceps, have been merged into this taxon, based primarily on vocal similarities and contrast in coloration between crown and back--J. Stingelin Keefer, NPSpecies Certification Lead, 1/30/2012---http://bna.birds.cornell.edu/bna/species/631/articles/introduction (Accessed on-line 1/30/2012). See synonym Myiarchus tuberculifer olivascens (TSN# 178320) to view additonal species evidence., Park Species Data Source: Jennifer Stingelin Keefer, NPSpecies Certification Lead, 1/25/2012 and the American Ornithologists' Union (AOU): www.aou.org (Accessed on-line 1/25/2012)., Accepted Detail: American Ornithologists' Union (AOU): www.aou.org (Accessed on-line 1/13/2012).