Traits name details
original description
Phillips, J. (1841). Figures and descriptions of the Palaeozoic fossils of Cornwall, Devon and West Somerset. <em>London: Longman, Brown, Green & Longmans.</em> 231 pp., 60 pl., available online at https://www.biodiversitylibrary.org/page/60231461 page(s): 48, pl. 21, fig. 80 [details]
|