WoRMS name details

Mariametracea AH Clark, 1909

246660  (urn:lsid:marinespecies.org:taxname:246660)

 unaccepted (synonym)
Superfamily
marine
Clark AH (1909) New genera and higher groups of unstalked crinoids. Proceedings of the Biological Society of Washington 22:173-178. [details]   
Messing, C. (2018). World List of Crinoidea. Mariametracea AH Clark, 1909. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=246660 on 2018-11-18
Date
action
by
2007-10-10 10:48:29Z
created
2011-02-23 10:48:32Z
changed
2012-08-16 09:51:32Z
changed
2015-01-06 02:24:43Z
changed
2015-01-06 17:20:56Z
changed

Creative Commons License The webpage text is licensed under a Creative Commons Attribution 4.0 License


original description Clark AH (1909) New genera and higher groups of unstalked crinoids. Proceedings of the Biological Society of Washington 22:173-178. [details]   
From editor or global species database
Diagnosis Comatulidina with no aboral star; cirrus sockets without distinct ornament; often with shallow radial coelomic depressions or radiating furrows in adoral side of centrodorsal and aboral side of radials. Basals lack rod-shaped interradial extensions. Radial articular facets sloping to almost parallel to oral-aboral axis; usually flat and separated by narrow interradial margins. Interarticular ligament fossae large, tall and broad. Adoral muscle fossae usually forming narrow crescentic adoral band; sometimes triangular. Radial cavity with spongy calcareous plug. Oral pinnules may be more or less carinate. Ambulacral covering plates inconspicuous or absent. Mouth central.  [details]