Vargas, J. and Barrio Amorós, C.L. 2023. Presence of the Plump Frog, Elachistocleis pearsei (Ruthven 1914), in Costa Rica. Reptiles & Amphibians. 30, 1 (Jan. 2023), e18393. DOI:https://doi.org/10.17161/randa.v30i1.18393.