Turritopsis nutricula is a small jellyfish. Several different species of the genus Turritopsis were formerly classified as T. nutricula, including the "immortal jellyfish" which is now classified as T. dohrnii.
- Turritopsis nutricula McCrady 1857 - Encyclopedia of Life
- M. P. Miglietta, S. Piraino, S. Kubota, P. Schuchert (2007). "Species in the genus Turritopsis (Cnidaria, Hydrozoa): a molecular evaluation". Journal of Zoological Systematics and Evolutionary Research 45 (1): 11–19. doi:10.1111/j.1439-0469.2006.00379.x.