Checklist of birds of India v.2.3
Threatened birds of India v.2.1

Previous versions:

Checklist of birds of India v.2.2
Checklist of birds of India v.2.1
Checklist of birds of India v.2.0
Checklist of birds of India v.1.4
Checklist of birds of India v.1.3
Checklist of birds of India v.1.2
Checklist of birds of India v.1.1
Checklist of birds of India v.1.0 [Version – PDF]
Checklist of birds of India v.1.0 [Version – XLS]
Threatened birds of India v.1.0
Threatened birds of India v.1.1
Threatened birds of India v.2.0