original description
Jeffreys, J.G. (1877). New and peculiar Mollusca of the Patellidae and other families of Gastropoda procured in the Valorous expedition. <em>Annals and Magazine of Natural History.</em> ser. 4, 19: 231-243., available online at http://biodiversitylibrary.org/page/26456858
page(s): 234-235 [details]
additional source
Odhner N. (1912). Northern and Arctic invertebrates in the collection of the Swedish State Museum. V. Prosobranchia. 1. Diotocardia. <em>Kungliga Svenska Vetenskapsakademiens Handlingar.</em> 48(1): 1-93., available online at https://www.biodiversitylibrary.org/page/41920522
page(s): 76, pl. 5, fig. 40, 42; pl. 7, fig. 8 [details]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
From editor or global species database
Type locality Lofoten, Norway [details]