Ribera, I. and Faille, A. 2010. A new microphthalmic stygobitic Graptodytes Seidlitz from Morocco, with a molecular phylogeny of the genus (Coleoptera, Dytiscidae). Zootaxa. 2641, 1 (Oct. 2010), 1–14. DOI:https://doi.org/10.11646/zootaxa.2641.1.1.