original description
Milne, W. (1886). On the defectiveness of the eye-spot as a means of generic distinction in the Philodinaea, with a description of two other Rotifera. Proceedings of the Philosophical Society of Glasgow, 17, 134-145, pl.1-2 [details] Available for editors 
additional source
Phillips, L.M., R.I. Leihy & S.L. Chown. (2022). Improving speciesābased area protection in Antarctica. <em>Conservation Biology.</em> 36(4): e13885.Aug 2022., available online at https://doi.org/10.1111/cobi.13885 [details]
additional source
Ricci, C. (2001). A reconsideration of the taxonomic status of Macrotrachela quadricornifera (Rotifera, Bdelloidea). Journal of Zoology, London, 255, 273-277 [details] Available for editors 
From editor or global species database