Gulf of Mexico, southeastern United States and the Bahamas, Caribbean Sea, Atlantic coast of South America
Threlfall, W. 1982. Endoparasites of the double-crested cormorant (Phalacrocorax auritus) in Florida. Proceedings of the Helminthological Society of Washington 49: 103–108.
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, 05-16-2022.