Vignal L. (1902). Description de Cérithidés nouveaux. <em>Journal de Conchyliologie.</em> 49(4): 303-305 ["1901"; published 28 April 1902]., available online athttps://www.biodiversitylibrary.org/page/15860472 page(s): 305, pl. 8 figs 9-10 [details]
MolluscaBase eds. (2021). MolluscaBase. Cerithium muscarum var. protracta Vignal, 1902. Accessed at: http://www.molluscabase.org/aphia.php?p=taxdetails&id=473611 on 2024-04-20
original descriptionVignal L. (1902). Description de Cérithidés nouveaux. <em>Journal de Conchyliologie.</em> 49(4): 303-305 ["1901"; published 28 April 1902]., available online athttps://www.biodiversitylibrary.org/page/15860472 page(s): 305, pl. 8 figs 9-10 [details]