World Register of Marine Species (WoRMS)
Nemys eds. (2026). Nemys: World Database of Nematodes. Theristus modicus Wieser, 1956. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=228897 on 2026-08-30
Wieser, W. (1956). Free-living marine nematodes III. Axonolaimoidea and Monhysteroidea. Acta Univ Lund N. F. Avd. 2. Bd 52. Nr 13: 1-115.