original description
(of Ommatoplea heterophthalma Schmarda, 1859) Schmarda, Ludwig K. (1859). Neue Turbellarien, Rotatorien und Anneliden, Beobachtet und Gesammelt auf einer Reise um die erde 1853 bis 1857. Erster hälfte. <em>[Book].</em> 66 pp, W. Engelmann, Leipzig., available online at http://www.biodiversitylibrary.org/item/50347 [details]
additional source
Gibson, R. (2009). Phylum Nemertea: ribbon worms, in: Gordon, D.P. (Ed.) (2009). New Zealand inventory of biodiversity: 1. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia. pp. 362-368. [details]
From editor or global species database
Taxonomic remark Amphiporus heterophthalmus: listed as valid by Gibson 1995. Senz redescribed Schmarda's 1859 type material and transferred this to the genus Ischyronemertes. [details]