Ng, P.K.L. and Anker, A. 2024. A second species in the polychaete-associated crab genus Gustavus Ahyong & Ng, 2009 (Decapoda: Brachyura: Aphanodactylidae). Zootaxa. 5497, 3 (Aug. 2024), 369–380. DOI:https://doi.org/10.11646/zootaxa.5497.3.3.