Gupta, R. (1964). Four new species of the genus Holostephanus Szidat, 1936 from Indian birds, with a brief review of the genus (Trematoda: Cyathocotylidae). Revista De Biología Tropical, 12(1), 81–95. https://doi.org/10.15517/rev.biol.trop.1964.31345
Four new species are described from Indian birds under the genus Holostephanus Szidat, 1936. The genus is briefly reviewed. A key to differentiate the various species of the genus is also given.