original description
Clark, A. H. (1916). Six new genera of unstalked crinoids belonging to the families Thalassometridae and Charitometridae. Washington Academy of Sciences, Journal 6 (17):605-608., available online at https://www.jstor.org/stable/24521244 [details]
basis of record
Rowe, F. W. E.; Gates, J. (1995). Echinodermata. <em>In ‘Zoological Catalogue of Australia'.</em> 33 (Ed A. Wells.) pp xiii + 510 (CSIRO Australia, Melbourne). [details]
additional source
Clark, A. H. (1950) A monograph of the existing crinoids. 1(4c). Bulletin of the U.S. National Museum 82:1-383, 32 pls. [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis A genus of Charitometridae with genital pinnules tapering evenly from the broadened proximal segments to a delicate and slender tip; distal arms aborally rounded, sometimes with slightly raised broad median line; oral pinnules about as long as those following; brachitaxes with prominent, narrow, high, smooth synarthrial tubercle; IIBr series 2; arms 10-21, 90-250 mm long; cirri in 10 or 15 columns, of 17-31 segments; opposing spine often bifurcated. [details]