Old-School Taxonomy Versus Modern Biosystematics: Species-Level Decisions in Stelgidopteryx and Empidonax

Authors
Ned K. Johnson
Journal
Auk
Volume
111
Issue
3 (July-September)
Year
1994
Pages
773-780
Section
Short Communications And Commentaries
File attachments
p0773-p0780.pdf (589.62 KB)

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