original description(ofSolarium contextum G. Seguenza, 1876)Seguenza G. (1873-1877). Studi stratigrafici sulla formazione pliocenica dell'Italia meridionale. Bollettino, Reale Comitato Geologico d'Italia. 4: 29-45, 84-103, 131-153, 213-230, 280-301, 345-357 [1873]; 5: 3-15, 67-85, 146-152, 271-283, 331-347 [1874]; 6: 18-31, 82-99, 145-152, 203-211, 275-283, 339-345 [1875]; 7: 7-15, 91-103, 179-189, 260-271, 355-359 [1876] 8: 7-17, 91-99, 359-367 [1877]., available online athttps://www.biodiversitylibrary.org/page/53765726 page(s): vol. 7, p. 8 [details]
basis of recordGofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Patrimoines Naturels. 50: 180-213., available online athttp://www.vliz.be/imisdocs/publications/ocrd/254404.pdf[details]