Forbes, E. (?????.).  (1843).  On the Radiata of the Eastern Mediterranean. Part I., Ophiuridae. By EDWARD FORBES, Esq., F.L.S., Professor of Botany in King's College, London. THE TRANSACTIONS OF THE LINNEAN SOCIETY OF LONDON, 19 - XIX, 143 - 153. ????????????? ??? 21 JUNE 1843. ?????????? ??? https://archive.org/details/mobot31753002433651/page/142