@article{RAS:SourceID:164915, author = {Norman, A.}, journal = {Annals and Magazine of Natural History }, title = {On the genera and species of British Echinodermata. Part1. Crinoidea, Ophiuroidea, Asteroidea. }, url = {https://www.biodiversitylibrary.org/page/16004402}, year = {1865} }