MolluscaBase taxon details
original description
Dall, W. H. (1902). Illustrations and descriptions of new, unfigured, or imperfectly known shells, chiefly American in the U. S. National Museum. <em>Proceedings of the United States National Museum.</em> 24 (1264): 499-566, pls 27-40., available online at https://biodiversitylibrary.org/page/15782353 [details]
original description
(of Ptisanula Odhner, 1913) Odhner N. (1913). Northern and Arctic invertebrates in the collection of the Swedish State Museum. VI. Prosobranchia. 2 Semiproboscidifera. <i>Kungliga Svenska Vetenskapsakademiens Handlingar 50 (5)</i>: 1-89, 5 pls. [details]
basis of record
Marcus Ev. (1976). A taxonomic survey of the genus Toledonia Dall, 1902 (Opisthobranchia: Diaphanidae). Zoologica Scripta 5:25-33. [details]
additional source
Ohnheiser, L. T.; Malaquias, M. A. E. (2014). The family Diaphanidae (Gastropoda: Heterobranchia: Cephalaspidea) in Europe, with a redescription of the enigmatic species <em>Colobocephalus</em> <em>costellatus</em> M. Sars, 1870. <em>Zootaxa.</em> 3774(6): 501-522., available online at https://doi.org/10.11646/zootaxa.3774.6.1 [details] Available for editors [request]
Present Inaccurate Introduced: alien Containing type locality