v.5 (1945) - Check-list of birds of the world - Biodiversity

The Biodiversity Heritage Library works collaboratively to make biodiversity literature openly available to the world as part of a global biodiversity community.

Check-list of birds of the world : Peters, James Lee, 1889-1952 : Free Download, Borrow, and Streaming : Internet Archive

Updated checklist of the birds of Lebanon, with notes on four new breeding species in spring 2020 by SPNL - Issuu

The worldwide networks of spread of recorded alien species

v.5 (1945) - Check-list of birds of the world - Biodiversity Heritage Library

v.5 (1945) - Check-list of birds of the world - Biodiversity Heritage Library

All the Birds of the World - Lynx Nature Books

v.4 (1940) - Check-list of birds of the world - Biodiversity Heritage Library

Lobophora variegata

Eyman et al (editors). 2010. Manual on field recording techniques and protocols for ATBI+M by Yves Samyn - Issuu

New Species Round-up for 2023, Part 2 — Tetrapod Zoology

State of Nepal's Birds 2010 by BirdLife International - Issuu

Microorganisms, Free Full-Text

v.4 (1940) - Check-list of birds of the world - Biodiversity Heritage Library

v.6 (1948) - Check-list of birds of the world - Biodiversity Heritage Library

v.3 (1937) - Check-list of birds of the world - Biodiversity Heritage Library