original description
Mighels, J. W. (1843). Descriptions of six species of shells, regarded as new. <em>Boston Journal of Natural History.</em> 4: 345-350, pl. 16., available online at https://www.biodiversitylibrary.org/page/5363092
page(s): 347, pl. XVI, figs. 1 (a-c) [details]
additional source
Nylander, O. O. (1902). The original locality of <i>Limnaea ampla</i> Mighels. <em>The Nautilus.</em> 15(11): 127-129., available online at https://www.biodiversitylibrary.org/page/1738516
page(s): 127 [details]
source of synonymy
Hubendick, B. (1951). Recent Lymnaeidae. Their variation, morphology, taxonomy, nomenclature and distribution. <em>Kungliga Svenska Vetenskapsakademiens Handlingar. Fjärde Serien.</em> 3(1): 1–223. [details]
From editor or global species database
Type locality USA, Maine, Second Eagle Lake, Aroostook County [details]