| Author (and author names) | Published between | No. of references | No. of described taxa (valid) |
|---|---|---|---|
| Takeda, S. | 1983 | 1 | – |
| Talavera, G. | 2015–2022 | 3 | 2 |
| Talbot, M. | 1934–2012 | 17 | – |
| Tamura, H. | 1969–2012 | 2 | – |
| Tanaka, F.A.O. | 2012 | 1 | – |
| Tanaka, H. O. | 2011 | 1 | – |
| Tanaka, M. | 1974 | 2 | 1 |
| Tanansathaporn, C. | 2018 | 2 | 2 |
| Tanansathaporn, S. | 2018 | 1 | – |
| Tang, C. | 1982 | 1 | 1 |
| Tang, J. | 1986–1995 | 4 | 2 |
| Tang, K. L. | 2019–2024 | 4 | 23 |
| Tanquary, M. | 1912 | 1 | – |
| Tanquary, M. C. | 1912 | 1 | – |
| Tao, S. | 2011 | 3 | – |
| Tappert, R. | 2024 | 1 | – |
| Tarbinskii, S. P. | 1948 | 1 | – |
| Tarbinsky, Y. S. | 1970–1985 | 5 | 6 |
| Tartally, A. | 1998 | 1 | – |
| Taschenberg, E. L. | 1866–1880 | 2 | – |
| Tasen, W | 2018 | 1 | 3 |
| Tasen, W. | 2012–2024 | 3 | 2 |
| Tăuşan, I. | 2012 | 1 | – |
| Tautz, J. | 1993–2000 | 3 | – |
| Tavares, M. G. | 2014 | 1 | – |
| Tay, W. T. | 1998–2003 | 2 | – |
| Taylor, A. | 1998 | 1 | – |
| Taylor, B. | 1977–2020 | 11 | 4 |
| Taylor, J. | 2011 | 1 | – |
| Taylor, J. E. | 2021 | 1 | – |
| Taylor, J. S. | 1931 | 1 | – |
| Taylor, R. J. | 1994 | 1 | – |
| Taylor, R. W.; Taylor, R. | 1958–2018 | 113 | 129 |
| Taylor, S. J. | 2009 | 1 | – |
| Tchibozo, S. | 2018 | 1 | 2 |
| Tegelström, H. | 1983 | 1 | – |
| Teiling, C. | 2011 | 1 | – |
| Teixeira, G. A. | 2023 | 1 | – |
| Tembhare, D. B. | 2010–2013 | 3 | – |
| Tennent, J. E. | 1861 | 1 | – |
| Tepedino, V. J. | 1976 | 1 | – |
| Teranishi, C. | 1915–1944 | 34 | 2 |
| Terayama, M. | 1981–2024 | 112 | 148 |
| Terradas, J. | 1987 | 1 | – |
| Terron, G. | 1968–1981 | 8 | 3 |
| Testsson, T. | 2000 | 1 | – |
| Tezcan, S. | 2008 | 3 | 1 |
| Thakare, M. P. | 2018 | 1 | – |
| Thakre, M. P. | 2017 | 1 | – |
| Thapa, V. K. | 2022 | 1 | – |
| The Organizing Committee | 1980 | 1 | – |
| The STEPPE Consortium | 2023 | 1 | – |
| Theobald-Ley, S. | 1990 | 1 | – |
| Théobald, N. | 1935–1937 | 7 | 26 |
| Theodor, O. | 1929 | 1 | – |
| Theunert, R. | 1995 | 1 | – |
| Thi, P. | – | – | – |
| Thiele, E. | 1997 | 1 | – |
| Thijs, B. | 2005 | 1 | – |
| Tho, Y. P. | 1982–1984 | 2 | – |