Datta, T.K. (2026) Neotype designation and redescription of Mesacanthion armatum Timm, 1961 (Nematoda, Enoplida) along with an updated taxonomic key to the species of Mesacanthion (Filipjev, 1927) De Coninck & Schuurmans Stekhoven, 1933. Zootaxa, 5787 (2), 313–328.