Guillén-Hernández, S., M. García-Varela, and G. P.-P. de León. “First Record of Hexaglandula corynosoma (Travassos, 1915) Petrochenko, 1958 (Acanthocephala: Polymorphidae) in Intermediate and Definitive Hosts in Mexico”. Zootaxa, vol. 1873, no. 1, Sept. 2008, pp. 61–68, doi:10.11646/zootaxa.1873.1.6.