Encyclopedias, Almanacs, Transcripts, and Maps
- Badgers
- Badgers
- Bael
- Baggally, William Wortley (d. 1928)
- Bagnall, (Reginald) Oscar (Gartside) (b. 1893)
- Bagoe
- Bagommedes
- Bahaman
- Bahir
- Baian (or Baianus)
- Baiji: Lipotidae
- Bailey, Alice A(nne) (LaTrobe-Bateman) (1880-1949)
- Bailey, Charles (1870-1947)
- Bailey, E. H. (1876-1959)
- Baker, Douglas M. (1922-)
- Bakis (or Bacis)
- Balasius
- Balcoin, Marie
- Baldwin of Boulogne
- Balfour, Gerald William (2nd Earl of Balfour) (1853-1945)