original description
(of Pachycheilus pila Pilsbry & Hinkley, 1910) Pilsbry, H. A. & Hinkley, A. A. (1910). Melaniidae of the Panuco River system, Mexico. <em>Proceedings of the Academy of Natural Sciences of Philadelphia.</em> 61: 519–531., available online at https://www.biodiversitylibrary.org/page/26288580
page(s): 521, pl. 24 figs 1-5 [details]
additional source
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. <em>Florida Museum of Natural History Bulletin.</em> 50(1): 1-299. [details] Available for editors [request]
additional source
Czaja, A.; Meza-Sánchez, I. G.; Estrada-Rodríguez, J. L.; Romero-Méndez, U.; Sáenz-Mata, J.; Ávila-Rodríguez, V.; Becerra-López, J. L.; Estrada-Arellano, J. R.; Cardoza-Martínez, G. F.; Aguillón-Gutiérrez, D. R.; Cordero-Torres, D. G.; Covich, A. P. (2020). The freshwater snails (Mollusca: Gastropoda) of Mexico: updated checklist, endemicity hotspots, threats and conservation status. <em>Revista Mexicana de Biodiversidad.</em> 91: e912909., available online at https://doi.org/10.22201/ib.20078706e.2020.91.2909 [details] Available for editors [request]
From editor or global species database