De la Vega-Salazar, M.Y., Avila-Luna, E. & Macías-García, C. (2003). «Ecological evaluation of local extinction: the case of two genera of endemic Mexican fish, Zoogoneticus and Skiffia». Biodiversity & Conservation12 (10): 2043-2056. doi:10.1023/A:1024155731112.
Bean, T.H. (1887) Description of five new species of fish sent by Prof A. Dugés from the province of Guanajuato, Mexico. Proc. US. Nat. Mus.10: 370 – 375
