WoRMS taxon details
original description
(of Craspedometra ater AH Clark, 1911) Clark, A. H. (1911). The recent crinoids of the coasts of Africa. <em>Proceedings of the U.S. National Museum.</em> 40:1-51. (look up in IMIS) [details]
basis of record
Clark, A. H. (1941). A monograph of the existing crinoids. 1(4a). <em>Bull. U. S. Natl. Mus.</em> 82:1-603, 61 pls. [details]
source of synonymy
Clark, A. H. (1918). The unstalked crinoids of the Siboga Expedition. <em>Siboga Exped.</em> 42b: 1-300, 28 pl., available online at https://www.biodiversitylibrary.org/page/11716783 [details]
From editor or global species database
description Heterometra with enlarged proximal pinnules smooth; basal segments carinate. P2 is much larger, stouter and 1.5x longer than P1 and and P3, 22 mm long with 30 segments. Cirri 30-33 mm long, of 32-36 subequal segments, all 1.5x broader than long; distal cirrals with a small blunt median spine. Arms 14 arms, about 160 mm long; brachials distinctly wedge-shaped. [details]
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