Query: Birds described in 1920
Relevant documents:
Chaplin's barbet
Puerto Rican quail-dove
Chinese thrush
Sooty babbler
Willis's antbird
Amazonian scrub flycatcher
Cayenne nightjar
Turner's eremomela
Rusty bush lark
Archer's lark
Savile's bustard
Golden-naped weaver
Guianan gnatcatcher
Atherton scrubwren
Pfrimer's parakeet
Todd's sirystes