The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 50 | next 50) (20 | 50 | 100 | 250 | 500)- 5 million years (1 member)
- Administration of this site (6 members)
- Africa (90 members)
- Afrotheres (2 members)
- After Man (111 members)
- After Man animals (7 members)
- After Man species (111 members)
- Agamids (4 members)
- Alethinophidia (0 members)
- Algae (1 member)
- Alien (1 member)
- Alien Animals (60 members)
- Alien animals (0 members)
- Aliens (1 member)
- All Tomorrows (1 member)
- Allotheres (2 members)
- Alphynix (1 member)
- Alternate Evolution (0 members)
- Alternative evolution (169 members)
- Ammonites (3 members)
- Amniotes (23 members)
- Amphibians (7 members)
- Anatids (1 member)
- Angiosperms (7 members)
- Animals (451 members)
- Animals of skull island (1 member)
- Ankylosaurs (2 members)
- Annelids (6 members)
- Anseriforms (5 members)
- Antarctica (19 members)
- Apes (19 members)
- Apocritans (0 members)
- Apodiformes (0 members)
- Aquatic Creatures (91 members)
- Arachnids (6 members)
- Araneomorphs (2 members)
- Arboreal species (0 members)
- Archosaurs (14 members)
- Arctic (21 members)
- Arthropods (32 members)
- Article management templates (4 members)
- Article stubs (5 members)
- Articles to be merged (0 members)
- Articles using diversity taxobox (0 members)
- Articles with 'species' microformats (1 member)
- Artiodactyls (15 members)
- Asia (107 members)
- Atlantic Ocean (14 members)
- Aurelia Species (0 members)
- Australia (52 members)