Template:Forbes, 1852a
- Forbes, E. 1852. Notes on animals of the class Echinodermata collected by Dr. Sutherland in Assistance Bay. In Sutherland, P.C. Journal of a voyage in Baffin's Bay and Barrow Straits, in the years 1850-1851, performed by H.M. Ships "Lady Franklin" and "Sophia". II: appendix ccxiv–ccxvi. Internet Archive.