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Ohnheiser, L.T. and Malaquias, M.A.E. 2014.

The family Diaphanidae (Gastropoda: Heterobranchia: Cephalaspidea) in Europe, with a redescription of the enigmatic species Colobocephalus costellatus M. Sars, 1870

. Zootaxa. 3774, 6 (Mar. 2014), 501–522. DOI:https://doi.org/10.11646/zootaxa.3774.6.1.