Herrera-Montes, A. 2020. Notes on the Striped Keelback (Xenochrophis vittatus) in Puerto Rico: A Recently Reported Non-native Snake in the Western Hemisphere. Reptiles & Amphibians. 22, 4 (Dec. 2020), 178–181. DOI:https://doi.org/10.17161/randa.v22i4.14081.