

Printed on the plate
“Blue-green Warbler”
Modern identification
Setophaga cerulea
- Certain
- A variant
- New World Warblers · Parulidae
Why
Audubon's “Blue-green Warbler” (Wilson's Sylvia rara), figured as a species, is a young Cerulean Warbler, as Audubon labelled it in 1839; its main plate is 48.
Sources
audubon.org; Wikimedia Commons
Who made the plate
Drawn from Nature and Published by John J. Audubon, F. R. S. E. F. L. S. M. W. S.Engraved by R. Havell, Junr. Printed & Coloured by R. Havell, Senr. London. 1828.
- John James Audubon drew
- Robert Havell Jr. engraved
- Robert Havell Sr. printed and coloured
As the credit line gives it. More on who made these plates.