MolluscaBase name details
original description
Vokes, E. H. (1966). The genus <i>Vasum</i> (Mollusca: Gastropoda) in the New World. <em>Tulane Studies in Geology and Paleontology.</em> 5(1): 1-36.
page(s): 22, pl. 5 figs 1a-1b, pl. 6 figs 3-4 [details] Available for editors [request]
basis of record
Hollister, S. C. (1971). New <i>Vasum</i> species of the subgenus <i>Hystrivasum</i>. <em>Bulletins of American Paleontology.</em> 58 (262): 289–303., available online at https://www.biodiversitylibrary.org/page/10660318
page(s): 294, pl. 39 figs 1, 4 [details]