original descriptionClark, A. H. (1947) A monograph of the existing crinoids. 1(4b). <i>Bulletin of the United States National Museum</i> 82:1-473, 43 pls.[details]
basis of recordClark, A. M.; Courtman-Stock, J. (1976). The echinoderms of southern Africa. Publ. No. 766. British Museum (Nat. Hist), London. 277 pp.[details]
Present Inaccurate Introduced: alien Containing type locality