Literature
  • 1853
  • The powers of the creator displayed in the creation. Vol. 2. John van Voorst, London. 359 pp.
  • Darwin 1844
  • Brief descriptions of several terrestrial Planariae, and of some remarkable marine species, with an account of their habits. Ann. Mag. N. H. (1) 14: 247-248.
  • , 1974
  • Prorhynchus insularis (Turbellaria; Lecithoepitheliata) recorded from the Ile de la Possession, Iles Crozet, Southern Indian Ocean. Zool. Anz. 193: 362-363.
  • Diesing 1862
  • Revision der Turbellarien. Abtheilung: Dendrocoelen. Sitz.ber. Akad. Wien 44, Bd.I: 489-577.
  • Du Bois-Reymond Marcus 1955
  • On Turbellaria and Polygordius from the Brazilian coast. Bol. Fac. Fil. Ciênc. Letr., Univ. Sao Paulo, Zoologia 20: 19-65.
  • Du Plessis 1907
  • Etude sur la Cercyra verrucosa nov. Nouvelle triclade marine. Suisse Rev. Zool. 15: 129-140.
  • Dyganova 1983
  • Resnichnye chervi (Turbellaria, Tricladida) Kaspiyskogo morya [Turbellarians of the Caspian Sea]. Izdatel'stvo Kazanskogo Universiteta [Publication Office of the University of Kazan]. 112 pp.