Pilsbry, H. A. (1944). Molluscan Fossils from the Rio Pachitea and Vicinity in Eastern Peru. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 96: 137-153. page(s): 145, pl. 11, figs. 27-29 [details]
original descriptionPilsbry, H. A. (1944). Molluscan Fossils from the Rio Pachitea and Vicinity in Eastern Peru. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 96: 137-153. page(s): 145, pl. 11, figs. 27-29 [details]
Homonymy Junior homonym of Hemisinus (Verena) avus Pilsbry & Olsson, 1935. [details] Type locality Station 154, about one mile upstream from the Quebrada Sungarillo, Pachitea River (Peru) [details]
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