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ITIS Standard Report Page: Passerella iliaca
… Passerella iliaca swarthi Behle & Selander … Reference for: Passerella iliaca … Chief, Bird Section, U.S.G.S. – B.R.D. – P.W.R.C. Reference for: Passerella iliaca
www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=179464&source

Fox Sparrow ID
altivagans (Pyle includes in iliaca group) canescens olivacea swarthi: Thick-billed Fox Sparrow (Passerella megarhyncha) … Fox Sparrow Passerella iliaca, in Birds of Oregon: a General …
thebirdguide.com/fox/fox.htm

FOX COLORED SPARROW – Encyclopedia of Life
i>Passerella iliaca</i> (Merrem, 1786) (FOX COLORED … Passerella iliaca subsp. stephensi + Passerella iliaca subsp. swarthi + … song is one that is used when the bird is …
www.eol.org/taxa/17196851

Slate-colored Fox Sparrow – Wikipedia, the free encyclopedia
The Slate-colored Fox Sparrow (Passerella (iliaca … swarthi Behle & Selander, 1951: Breeds … Fox Sparrow (Passerella iliaca). In: Poole, A. & Gill, F. (eds.): The Birds of North America 715 …
en.wikipedia.org/wiki/Slate-colored_Fox_Sparrow

Measurements — Fox Sparrow — Birds of …
Nevada to populations of P. i. canescens and P. i. swarthi of n. Utah (Swarth … Fox Sparrow (Passerella iliaca), The Birds of North America Online (A. Poole, Ed.). Ithaca:
bna.birds.cornell.edu/bna/species/715/articles/measurements

Systematics — Fox Sparrow — Birds of North …
… P. i. fuliginosa, P. i. olivacea, P. i. schistacea, P. i. swarthi, P. i … Fox Sparrow (Passerella iliaca), The Birds of North America Online (A. Poole, Ed.). Ithaca:
bna.birds.cornell.edu/bna/species/715/articles/systematics

BiRDZiLLA: Baths and Misters
Portal Web site for those interested in wild birds. … are the races scltistacea, olivacea, swarthi … are discussed in this section: Passerella iliaca …
www.birdzilla.com/pages/bow/fox/fox.htm

World Birds Taxonomic List: Genera and species with citations.
Passerella (f.) Swainson 1837 Class.Birds 2 p.288 Passerella iliaca (Merrem) 1786 Av.rar.icon … iliaca sinuosa Grinnell 1910 Univ.Calif.Pub.Zool. 5 p.405 ; Passerella iliaca swarthi …
www.zoonomen.net/avtax/pa54.html

Richmond Index — Infrageneric Passer salicarius – Perspicilla …
The essential resource here is the property of the Division of Birds at the … Next Card; Next Card; Next Card; Next Card; Next Card; Next Card; Next Card; Next Card; Passerella iliaca swarthi …
www.zoonomen.net/cit/RI/SP/RIspPass.html

Fox Sparrows on ID Frontiers
… Sparrow in Connecticut that was not of the iliaca group. The bird … in calls of _schistacea_ (including "_swarthi_") when … Revision of the avian Passerella, with special reference …
thebirdguide.com/fox/frontier.htm