Gupta, R. 1964. Schwartzitrema anhingi sp. nov. from the Indian Darter, Anhinga melanogaster Pennant, with a remark on the taxonomic position of the genus Schwartzitrema (Vigueras, 1940) Vigueras, 1941 (Trematoda: Strigeidae). Revista de Biología Tropical. 12, 1 (jul. 1964), 75–79. DOI:https://doi.org/10.15517/rev.biol.trop.1964.31344.