Allman, M.D., LL.D., F.R.S., &c., Pres. Linn. Soc., III. On the Structure and Systematic Position of Stephanoscyphus mirabilis, the Type of a new Order of Hydrozoa, Transactions of the Linnean Society of London. 2nd Series. Zoology, Volume 1, Issue 1, September 1875, Pages 61–67, doi:10.1111/j.1096-3642.1875.tb00434.x
