Avibase - The World Bird Database

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MyAvibase allows you to create and manage your own lifelists, and produce useful reports to help you plan your next birding excursion.
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Checklists

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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Scientific name	Common name	Status
Aepyornis	Aepyornis sp.	fossil genus (extinct)
Aepyornis gracilis		fossil species (extinct)
Aepyornis hildebrandti		fossil species (extinct)
Aepyornis maximus	Great Elephantbird	fossil species (extinct)
Aepyornis medius		fossil species (extinct)
Mullerornis	Mullerornis sp.	fossil genus (extinct)
Mullerornis agilis		fossil species (extinct)
Mullerornis betsilei		fossil species (extinct)
Mullerornis rudis		fossil species (extinct)
Paraphysornis	Paraphysornis sp.	fossil genus (extinct)
Paraphysornis brasiliensis		fossil species (extinct)