Pennant, T. (1777). British Zoology, vol. IV. Crustacea. Mollusca. Testacea. <em>London.</em> i-viii, 1-154, pls. 1-93., available online athttp://www.biodiversitylibrary.org/item/127011 page(s): 95, pl. 56 fig. 50 [details]
original descriptionPennant, T. (1777). British Zoology, vol. IV. Crustacea. Mollusca. Testacea. <em>London.</em> i-viii, 1-154, pls. 1-93., available online athttp://www.biodiversitylibrary.org/item/127011 page(s): 95, pl. 56 fig. 50 [details]