(ofTurbo obscurus Couthouy, 1838)Couthouy, J. P. (1838). Descriptions of new species of Mollusca and shells, and remarks on several Polypii, found in Massachussets Bay. <em>Boston Journal of Natural History.</em> 2(1): 53-111., available online athttps://biodiversitylibrary.org/page/32266711 page(s): 100, pl. III, fig. 12 [details]
MolluscaBase eds. (2024). MolluscaBase. Margarita obscura (Couthouy, 1838). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=751143 on 2024-07-05
original description(ofTurbo obscurus Couthouy, 1838)Couthouy, J. P. (1838). Descriptions of new species of Mollusca and shells, and remarks on several Polypii, found in Massachussets Bay. <em>Boston Journal of Natural History.</em> 2(1): 53-111., available online athttps://biodiversitylibrary.org/page/32266711 page(s): 100, pl. III, fig. 12 [details]