WoRMS taxon details

Checked: verified by a taxonomic editorIsocrinina

246656  (urn:lsid:marinespecies.org:taxname:246656)

Sieverts-Doreck, 1952
accepted
Suborder
marine, brackish, fresh, terrestrial
recent + fossil
Messing, C. (2009). Isocrinina. In: Messing, C. (2017). World List of Crinoidea. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=246656 on 2017-12-12

Date
action
by
2007-10-10 10:48:29Z
created
2009-08-20 19:35:45Z
changed

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basis of record Hess H. (2011). Isocrinida. In: Hess, H., Messing, C.G., Ausich, W.I. (Eds.), Treatise on Invertebrate Paleontology, Part T, Echinodermata 2 Revised, Crinoidea, vol. 3. University of Kansas Press, Lawrence, Kansas. 42–69. [details]   
From editor or global species database
Checked: verified by a taxonomic editorDiagnosis Isocrinida with arms long, slender, branching mostly isotomous. Facets of brachials with well-developed muscle fossae. Whorls of mostly circular cirri at regular intervals along the pentaradiate column. Facets of columnals with petaloid pattern. Cryptosymplectial to synostosial articulation beneath cirrinodals as preformed rupture point (autotomy plane) between nodal and infranodal; in Proisocrinidae all columnal articulations symplectial and attachment by cementing disk. [details]