WoRMS taxon details
Thaumatometra septentrionalis AH Clark, 1918
124230 (urn:lsid:marinespecies.org:taxname:124230)
accepted
Species
marine, brackish, fresh, terrestrial
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]
Distribution Extreme NW Atlantic, from Baffin Bay to Iceland. Depth range: 2,075-2,623 m
Taxonomy Although AH Clark formally described T. septentrionalis in 1923, his earlier diagnosis distinguishing this species from...
Distribution Extreme NW Atlantic, from Baffin Bay to Iceland. Depth range: 2,075-2,623 m [details]
Taxonomy Although AH Clark formally described T. septentrionalis in 1923, his earlier diagnosis distinguishing this species from...
Taxonomy Although AH Clark formally described T. septentrionalis in 1923, his earlier diagnosis distinguishing this species from others in the genus (AH Clark, 1918) takes priority for authorship. [details]
Messing, C.; Gondim, A.I.; Markello, K.; Poatskievick Pierezan, B.; Taylor, K.; Eléaume, M. (2025). World List of Crinoidea. Thaumatometra septentrionalis AH Clark, 1918. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=124230 on 2025-04-07
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Nomenclature
original description
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]
basis of record 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]
basis of record 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]
Other
context source (Deepsea)
Mironov A.N., Améziane N., Eléaume M.P. (2014). Deep-sea fauna of European seas: An annotated species check-list of benthic invertebrates living deeper than 2000 m in the seas bordering Europe. Crinoidea. <i>Invertebrate Zoology</i>. Vol.11. No.1: 112–119 [in English]. [details] Available for editors 
[request]
additional source Hansson, H.G. (2001). Echinodermata, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i>. 50: pp. 336-351. (look up in IMIS) [details]
[request]additional source Hansson, H.G. (2001). Echinodermata, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i>. 50: pp. 336-351. (look up in IMIS) [details]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis Thaumatometra with cirri ~30, of ~10 cirrals, ~6 mm long (when arms are 15 mm long); longest cirral with L/W ratio 6; antepenultimate with L/W ratio 2; penultimate little, if at all, shorter. Segments of proximal pinnules long; third pinnular of P1 twice as long as broad. [details]Distribution Extreme NW Atlantic, from Baffin Bay to Iceland. Depth range: 2,075-2,623 m [details]
Taxonomy Although AH Clark formally described T. septentrionalis in 1923, his earlier diagnosis distinguishing this species from others in the genus (AH Clark, 1918) takes priority for authorship. [details]
