Last, P. R., H.-C. Ho, and R.-R. Chen. “A New Species of wedgefish, Rhynchobatus immaculatus (Chondrichthyes, Rhynchobatidae), from Taiwan”. Zootaxa, vol. 3752, no. 1, Dec. 2013, pp. 185–198, doi:10.11646/zootaxa.3752.1.11.