ITIS Standard Report Page: Picoides scalaris
… Picoides scalaris graysoni (S. F. Baird, 1874 … Reference for: Picoides scalaris … Chief, Bird Section, U.S.G.S. – B.R.D. – P.W.R.C. Reference for: Picoides scalaris
www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=178260&source

North American-Birds
North Ameican bird check lists. Find the common or … Turdus swalesi Camptorhynchus labradorius Picoides scalaris … Amazilia edward Myiozetetes similis Zenaida graysoni …
www.all-birds.com/North-American-Birds.htm

List of birds of Mexico – Wikipedia, the free encyclopedia
This is a list of the bird species recorded in Mexico. … Mourning Dove Zenaida macroura; Socorro Dove Zenaida graysoni … Sphyrapicus ruber; Ladder-backed Woodpecker Picoides scalaris; Nuttall’s …
en.wikipedia.org/wiki/List_of_birds_of_Mexico

The 2,009 birds found in North and Central America and Hawaii
The 2,009 wild bird species of North and Central … Socorro Dove: Zenaida graysoni: Passenger Pigeon: Ectopistes … Ladder-backed Woodpecker: Picoides scalaris: Nuttall’s Woodpecker …
www.birdwatching.com/software/birdlists/n_c_amer98.html

AOU – Check-list of North American Birds
Check-list of North American Birds. The Committee on … Eared Dove ; Zenaida macroura Mourning Dove ; Zenaida graysoni … Dendrocopos major Great Spotted Woodpecker A; Picoides scalaris …
www.aou.org/checklist/index.php3

World Birds Taxonomic List: Genera and species with citations.
Version 9.016 (2008.12.13). Bold species epithet = type PICIFORMES 53 Genera 358 sp.(2008.01.11); RAMPHASTIDAE R AMPHASTINAE Aulacorhynchus (m.) Gould 1835 PZS ["1834"] Pt2 no.24 p …
www.zoonomen.net/avtax/pici.html

WORLDTWITCH – Baja California and West Mexico Bird List by Dave …
Ladder-backed Woodpecker Picoides scalaris. A few daily in Baja. Small … Grayson’s [Rufous-backed] Thrush Turdus (rufopalliatus) graysoni. Three very pallid and washed-out birds …
www.worldtwitch.com/baja_california_bird_list.htm

World Checklist of Non-Passerine Birds
A World checklist of Non-Passerine Birds … 647 Ladder-backed Woodpecker Picoides scalaris 648 Downy Woodpecker Picoides pubescens
www.earthlife.net/birds/w-checklist1.html

Avibase – Bird Checklists of the World – Mexico bird checklist
… extensive database information system about all birds … Socorro Dove: Zenaida graysoni: Endemic Extinct in the wild … Ladder-backed Woodpecker: Picoides scalaris: Downy Woodpecker: Picoides …
www.bsc-eoc.org/avibase/checklist.jsp?lang=EN&region=mx&list=clements

Biologybase: Birds of North America (AOU)
List of birds of North America based on the American Ornithologists Union (AOU) checklist … Socorro Dove Zenaida graysoni
www.interaktv.com/biologybase/statelists/birdsaou.asp

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