The specific epithet is derived from the Greek polys (many) and opsis (eyesight, vision, visual power) and alludes to the presence of multiple eyes in this species.
Sluys, R.; Mateos, E.; Riutort, M.; Álvarez-Presas, M. (2016). Towards a comprehensive, integrative analysis of the diversity of European microplaninid land flatworms (Platyhelminthes, Tricladida, Microplaninae), with the description of two peculiar new species. Systematics and Biodiversity. 14(1): 9-31.