Goldstein, R.J. & Wells, H.W. (1966)
Note on the Incidence of a Marine Leech, Branchellion ravenellii. Journal of Parasitology, 52(4), 690–690
DOI: 10.2307/3276431

Sawyer, R.T. & Lawler, A.R. & Oversrteet, R.M. (1975)
Marine leeches of the eastern United States and the Gulf of Mexico with a key to the species. Journal of Natural History, 9(6), 633–667

Sawyer, R.T. & Lawler, A.R. & Overstreet, R.M. (1975)
Marine leeches of the eastern United States and Gulf of Mexico with a key to the species. Journal of Natural History, 9(6), 633–667
DOI: 10.1080/00222937500770531

Williams, E.H. (1982)
Leeches of some marine fishes from Puerto Rico and adjacent regions. Proceedings of the Helminthological Society of Washington, 49(2), 323–325