Dronen, N. O. 1985. Digenetic trematodes from the roseate spoonbill, Ajaia ajaja, from the Texas Gulf coast. Transactions of the American Microscopical Society 104: 261–266.
Lumsden, R. D. 1963b. A new heterophyid trematode of the Ascocotyle complex of species encysted in poeciliid and cyprinodont fishes of southeast Texas. Proceedings of the Helminthological Society 30: 293–296.
Scholz, T., M. L. Aguirre-Macedo, and G. Salgado-Maldonado. 2001. Trematodes of the family Heterophyidae (Digenea) in Mexico: a review of species and new host and geographical records. Journal of Natural History 35: 1733–1772.
Scholz, T., J. Vargas-Vázquez, M. L. Aguirre-Macedo, and V. M. Vidal-Martínez. 1997. Species of Ascocotyle Looss, 1899 (Digenea: Heterophyidae) from the Yucatan Peninsula, Mexico. Systematic Parasitology 36, 161–181.
Sepulveda, M. S., M. G. Spalding, J. M. Kinsella, R. E. Bjork, and G. S. McLaughlin. 1994. Helminths of the roseate spoonbill, Ajaia ajaja, in southern Florida. Journal of the Helminthological Society of Washington 61: 179–189.
Added keyword "parasitic"
Overstreet, R. M., J. O. Cook, and R. W. Heard. 2009. Trematoda (Platyhelminthes) of the Gulf of Mexico, Pp. 419–486 in Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas.
Harte Research Institute for Gulf of Mexico Studies. 2016. GulfBase: Resource Database for Gulf of Mexico Research, Education, and Management. Texas A&M University-Corpus Christi. World Wide Web electronic publication. http://www.gulfbase.org, 05-30-2020.