Character variation and evolution of sibling species in the Empidonax difficilis-flavescens complex (Aves: Tyrannidae), by N. K. Johnson [Review]

By

Zammuto, Richard M.

Type

Article

Date of Publication

1982

Original Publication

The Canadian field-naturalist

Volume

96

Series / Issue

Issue: 2

Pages

226--227

Contributed by

New York Botanical Garden, LuEsther T. Mertz Library

Language

English

Published by

Ottawa Ottawa Field-Naturalists' Club

Identifiers

DOI: https://doi.org/10.5962/p.354778