MolluscaBase taxon details
original description
Sowerby, J. (1812-1815). The mineral conchology of Great Britain; or coloured figures and descriptions of those remains of testaceous animals or shells, which have been preserved at various times and depths in the earth [Vol. I]. London, privately published, pp. i-vii, 9-234 + index [2 pp.], pl. 1-102., available online at http://www.biodiversitylibrary.org/bibliography/14408
page(s): Vol. 1, p. 111, pl. 51, fig. 6. [details]
original description
(of Turritella incrassata Fleming, 1828 †) Fleming, J. (1828). A history of British animals, exhibiting the descriptive characters and systematical arrangement of the genera and species of quadrupeds, birds, reptiles, fishes, Mollusca, and Radiata of the United Kingdom; including the indigenous, extirpated, and extinct kinds, together with periodical and occasional visitants. <em>Edinburgh, Bell & Bradfute / London, James Duncan.</em> Pp. i-xxii, 1-565. corrigenda., available online at http://www.biodiversitylibrary.org/item/18569
page(s): p. 304. [details]