| Author (and author names) | Published between | No. of references | No. of described taxa (valid) |
|---|---|---|---|
| Liu, Y. | 1992–2025 | 5 | 2 |
| Liu, Z. | 1995–2024 | 7 | 10 |
| Ljubomirov, T. | 2005–2020 | 2 | – |
| Llave, P. de | 1832 | 1 | – |
| Lloyd, H. A. | 1985–1989 | 4 | – |
| Lloyd, M. W. | 2015–2020 | 4 | – |
| Lobry de Bruyn, L. A. | 1993 | 1 | – |
| Locksley, H. D. | 1956 | 1 | – |
| Loeck, A. E. | 1997–2007 | 3 | – |
| Loewen, E. J. T. | 2024 | 1 | – |
| Lofgren, C. S. | 1985–1990 | 6 | – |
| Löfqvist, J. | 1970–1988 | 5 | – |
| Lohman, D. J. | 2009 | 1 | – |
| Lohmander, H. | 1949 | 1 | 1 |
| Loire, E. | 2022 | 1 | – |
| Loiseau, A. | 2007–2010 | 2 | – |
| Loiselle, R. | 1982–1990 | 10 | – |
| Lokay, E. | 1860 | 1 | – |
| Lokkers, C. | 1986 | 1 | – |
| Lombardini, G. | 1926 | 1 | – |
| Lombarte, A. | 1989 | 1 | – |
| Lomholdt, O. | 1986–1989 | 4 | – |
| Lommelen, E. | 2003 | 1 | – |
| Lomnicki, J. | 1919–1931 | 11 | 1 |
| Long, J. | 2024 | 1 | 1 |
| Long, L. | 2011 | 1 | – |
| Long, W. H. | 1901 | 1 | – |
| Longair, R. W. | 1997 | 1 | – |
| Longhurst, C. | 1978–1980 | 3 | – |
| Longino, J. T. | 1988–2022 | 51 | 234 |
| Longstaff, G. B. | 1907 | 1 | – |
| Loos-Frank, B. | 1976–1978 | 2 | – |
| Lopatina, E. B. | 1994–2020 | 2 | 1 |
| Lopes, B. C. | 1998–2001 | 2 | – |
| Lopes, C. T. | 2013–2019 | 4 | 2 |
| Lopes, D. M. | 2023–2025 | 2 | – |
| Lopes, H. S. | 1978 | 1 | – |
| Lopes, J. F. S. | 2005 | 1 | – |
| López-Castro, C. | 2002 | 1 | 1 |
| López Moreno, I. R.; López-Moreno, I. R. | 1982–2003 | 2 | – |
| López-Muñoz, R. A. | 2015–2018 | 2 | 2 |
| Lopez-Reyes, E. | 2024 | 1 | 1 |
| López-Soria, L. | 1991 | 1 | – |
| López, F. | 1990–1994 | 7 | 4 |
| Lopez, J. E. | 1998 | 1 | – |
| Lopez, M. E. | 1986 | 1 | – |
| Lorber, B. E. | 1981–1983 | 4 | – |
| Lorite, P. | 1996–2018 | 12 | 1 |
| Los, E. C. | 1987 | 1 | – |
| Losana, M. | 1834 | 1 | – |
| Loss, A. C. | 2019–2023 | 4 | 1 |
| Loss, A.C. | – | – | – |
| Loureiro, M. C. | 1982–1990 | 3 | – |
| Lourenço, W. R. | 1996–2000 | 2 | – |
| Lovejoy, T. E. | 1985 | 1 | – |
| Loveridge R. F. | 2007 | 1 | – |
| Lovis, P. M. | 1989 | 1 | – |
| Lowery, B. B. | 1965–1994 | 4 | 3 |
| Lowman, M. D. | 1995 | 1 | – |
| Lowne, B. T. | 1865 | 2 | 9 |