Encyclopedias, Almanacs, Transcripts, and Maps
- Tailless Caecilians (Caeciliidae)
- Táin Bό Cuailnge
- Taiping
- Taiwanese Religions
- Taixu
- takahe
- Takings
- Tall Stacks
- Talloires Declaration
- Tam, Yaʿaqov ben Meʾir
- Tamil Religions
- Tanaidacea (Tanaids)
- Tang Yongtong
- Tangaroa
- Tanluan
- Tannaim
- Tansley, Arthur G. (1871 – 1951) British Botanist
- Tantrism: An Overview
- Tantrism: Hindu Tantrism
- Tantulocarida (Tantulocaridans)