Castroviejo-Fisher, S., C. Vilà, J. Ayarzagüena, M. Blanc, and R. Ernst. “Species Diversity of Hyalinobatrachium Glassfrogs (Amphibia: Centrolenidae) from the Guiana Shield, With the Description of Two New Species”. Zootaxa, vol. 3132, no. 1, Dec. 2011, pp. 1–55, doi:10.11646/zootaxa.3132.1.1.