MolluscaBase name details
original description
(of Planorbis trivolvis Say, 1817) Say, T. (1817). Conchology. - In: Nicholson, W.: American edition of the British Encyclopedia, or, dictionary of arts and sciences comprising an accurate and popular view of the present improved state of human knowledge. First Edition, A-3 - C-6 [= 1-20], pl. [1-4].
page(s): [unpaginated], pl. 2, fig. 2 [details]
basis of record
Burch, J. B. (1982). North American freshwater snails: identification keys, generic synonymy, supplemental notes, glossary, references, index. <em>Walkerana.</em> 1(4): 217-365 [30 December 1982]. [details] Available for editors [request]