MolluscaBase taxon details
original description
(of Haplotrema (Ancotrema) voyanum humboldtense Pilsbry, 1946) Pilsbry, H. A. (1946). Land Mollusca of North America (north of Mexico). Volume II Part 1. <em>The Academy of Natural Sciences of Philadelphia Monographs.</em> 3: i-viii, 1-520, 1 plate. Philadelphia [6 December].
page(s): 230 [details] Available for editors [request]
basis of record
InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]