Mitchill, S.L. (1825)
The hedgehog-ray - a species of Fish taken occasionally near New-York, in the Atlantic Ocean, and now, as is believed, for the first time described American Journal of Science and Arts, 9, 290–293
Gray, J.E. (1851)
List of the specimens of fish in the collection of the British Museum. Part I. Chondropterygii. British Museum (Natural History), London, 160 pp