The need for proper vouchering in phylogenetic studies of birds.
Peterson
A Townsend
AT
Moyle
Robert G
RG
Nyári
Arpád S
AS
Robbins
Mark B
MB
Brumfield
Robb T
RT
Remsen
J V
JV
D000818:Animals; D001717:Birds / Q000145:classification* / Q000235:genetics*; D010802:Phylogeny