status sourceSawyer, Roy T. (1972). North American freshwater leeches, exclusive of the Piscicolidae, with a key to all species. <em>Illinois Biological Monographs.</em> 46: 1-155., available online athttps://www.biodiversitylibrary.org/page/37207816 page(s): 16; note: gives a synonymy. The combination is not new, having appeared in Moore 1959 [details] Available for editors [request]