Taxon - Links and literature
The Interim Register of Marine and Nonmarine Genera [1039821]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Butlerelfia L.K. Weresub & W.I. Illman, 1980]
Data retrieved on: 6 January 2020