H., E.Q.S., Grismer, L.L., Muin, M.A. and M.s., S.A. 2011. Re-discovery and Re-description of Ansonia penangensis Stoliczka, 1870 (Anura: Bufonidae) from Penang Island, Malaysia. Zootaxa. 2807, 1 (Apr. 2011), 57–64. DOI:https://doi.org/10.11646/zootaxa.2807.1.4.