WoRMS taxon details

Perometra robusta (AH Clark, 1937)

731371  (urn:lsid:marinespecies.org:taxname:731371)

accepted
Species
marine, brackish, fresh, terrestrial
(of Caryometra robusta AH Clark, 1937) Clark AH (1937) Crinoidea. The John Murray Expedition, 1933–34. Scientific Reports 4(4):88–108, 1 pl. [details]   
Distribution Maldive Islands in 229 m.  
Distribution Maldive Islands in 229 m. [details]
WoRMS (2019). Perometra robusta (AH Clark, 1937). Accessed at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=731371 on 2019-10-22
Date
action
by
2013-06-01 04:48:37Z
created

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original description  (of Caryometra robusta AH Clark, 1937) Clark AH (1937) Crinoidea. The John Murray Expedition, 1933–34. Scientific Reports 4(4):88–108, 1 pl. [details]   

source of synonymy 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]   
From editor or global species database
Diagnosis Perometra with cirri to 20 mm long when arm length is 60 mm, rather stout basally, with 39-47 segments; longer proximal cirrals with L/W ratio ~2; distal cirrals with L/W ratio ~0.5, with a rounded dorsal spine; ~9th cirral a transition segment. Brachitaxes and first two brachials with well developed synarthrial tubercles and marked lateral flanges; P1 6 mm long with ~12 elongate, distally flared and spinose segments; P2 and P3 progressively shorter; Pa present.  [details]

Distribution Maldive Islands in 229 m. [details]