An integrative framework to reevaluate the Neotropical catfish genus Guyanancistrus (Siluriformes: Loricariidae) with particular emphasis on the Guyanancistrus brevispinis complex Fisch-Muller, Sonia Mol, J. H. A. Covain, Raphael Public Library of Science, ONE 2018 13 189789 66 66 urn:lsid:zoobank.org:act:6FE8FA29E1294CCABA4327A51DB314E2 Cryptancistrus species similis  This treatment is a stub. You can help Plazi making the full treatment available.