original description
(of ) 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
De Smet, W. H. (1996). Rotifera. Volume 4: The Proalidae (Monogononta). In: T. Nogrady. Guides to the identification of the microinvertebrates of the continental waters of the world. Amsterdam. SPB Academic Publishing, 9, 102 [details] Available for editors 
From editor or global species database