Last, P.R.; McEachran, J.D. (2016). Round rays: family Urotrygonidae , in: Last, P.R. et al. (Ed.) Rays of the World. pp. 656-673
In: Last, P.R. et al. (2016). Rays of the World. Comstock Publishing Associates/Cornell University Press: Ithaca, London. ISBN 978-1-5017-0532-8. 790 pp., meer
