original description
Mortensen T (1918) The Crinoidea of the Swedish Antarctic Expedition. Wiss. Ergebn. Schwed. Südpolar-Expedition 1901-1903, 4(8):1-23, pl. 1-5.
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basis of record
Clark, A. H., Clark, A. M. (1967). A monograph of the existing crinoids. <em>Bulletin of the United States National Museum.</em> (82): 1-860. [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis Moderate to very large Notocrinoidea with centrodorsal commonly wider and aborally more flattened or concave in large specimens. Adoral side of centrodorsal with distinct, commonly large and deep radial pits. Sockets large, in 10-20 columns, or small and closely alternating without forming columns. Subradial cleft present or absent. Radials with low exposed surface, sometimes visible only interradially or concealed. Radial articular facet rather steep and flat or concave.
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