Carl Eduard Hellmayr profile picture

Carl Eduard Hellmayr

Is this your author profile? Create an account to claim and customize it!

On A Collection Of Birds From Teffé, Rio Solimões, Brazil
Catalogue Of Birds Of The Americas And The Adjacent Islands In Field Museum Of Natural History Including All Species And Subspecies Known To Occur In North America, Mexico, Central America, South America, The West Indies, And Islands Of The