Gupta, Ramesh. “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, no. 1 (July 1, 1964): 75–79. Accessed October 19, 2024. https://revistas.ucr.ac.cr/index.php/rbt/article/view/31344.