Palacio-Villamagua, G. et al. 2022. First record of Stenophysa marmorata (Guilding, 1828), Gastropoda, Physidae in rivers of Loja province, Ecuador. ACI Avances en Ciencias e Ingenierías. 14, 2 (Dec. 2022), 7. DOI:https://doi.org/10.18272/aci.v14i2.2537.