(ofMelania depygis Say, 1829)Say T. (1829). Descriptions of some new terrestrial and fluviatile shells of North America. (cont.). <em>The Disseminator of Useful Knowledge; Containing Hints to the Youth of the U. States, from the School of Industry.</em> 2(19): 291-293 [23 September 1829]. page(s): 291 [details]
original description(ofMelania depygis Say, 1829)Say T. (1829). Descriptions of some new terrestrial and fluviatile shells of North America. (cont.). <em>The Disseminator of Useful Knowledge; Containing Hints to the Youth of the U. States, from the School of Industry.</em> 2(19): 291-293 [23 September 1829]. page(s): 291 [details]