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Character variation and evolution of sibling species in the Empidonax difficilis-flavescens complex (Aves, Tyrannidae) / by Ned K. Johnson.


Berkeley : University of California Press, [1980] .
ISBN 0520095995, 9780520095991

Location Call Number Status Consortium Loan
George Washington
WRLC Shared Collections Facility
QL 696 .P289 J64 (show me on map) Off-site
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American
WRLC Shared Collections Facility
v.110-114 bound together
WRLC Shared Collections Facility
QL1 .C3 v.110-114 v.110-114 Off-site
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George Mason
Fenwick stacks
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Subjects Birds -- Evolution.
Birds -- Variation.
Empidonax difficilis.
Pacific-slope flycatcher -- Evolution.
Pacific-slope flycatcher -- Variation.
Yellowish flycatcher -- Evolution.
Yellowish flycatcher -- Variation.
Series University of California publications in zoology ; v. 112.
Description x, 151 pages, [3] leaves of plates : illustrations ; 26 cm.
Copyright Date [1980]
©1980
Notes Includes bibliographical references (pages 141-151).
Network Numbers (OCoLC)6455503
(OCoLC)ocm06455503
WorldCat Search OCLC WorldCat
WorldCat Identities Johnson, Ned K.
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