Avibase - The World Bird Database

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There are more than 20,000 regional checklists in Avibase, offered in 9 different taxonomies, including synonyms more than 175 languages. Each checklist can be viewed with photos shared by the birding community, and also printed as PDF checklists for field use.
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Polatzek, Johann
Author ID	2391
Abbrev. name	Polatzek, J
Full name	Polatzek, Johann
Biography
Publ. years	1908
#Names	4
Co-authors: Tschusi zu Schmidhoffen, V;

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