Mayr, Gerald.
Paleogene fossil birds [electronic resource] /
by Gerald Mayr.
- Berlin, Heidelberg : Springer-Verlag Berlin Heidelberg, 2009.
- xiii, 262 p. : ill., digital ; 24 cm.
9783540896289 (electronic bk.) 9783540896272 (paper)
Birds, Fossil.
Paleontology--Paleogene.
Life Sciences.
Paleontology.
Vertebrates.
Zoology.
Animal Systematics/Taxonomy/Biogeography.
Evolutionary Biology.