WoRMS taxon details
Cosmiometra crassicirra (AH Clark, 1908)
562045 (urn:lsid:marinespecies.org:taxname:562045)
accepted
Species
Thalassometra crassicirra AH Clark, 1908 · unaccepted (basionym)
marine, brackish, fresh, terrestrial
(of Thalassometra crassicirra AH Clark, 1908) Clark, A. H. (1908). Descriptions of new species of crinoids, chiefly from the collections made by the U.S. Fisheries steamer "Albatross" at the Hawaiian Islands in 1902; with Remarks on the classification of the Comatulida. <em>Proceedings of the United States National Museum.</em> 34(1608): 209-239. [details]
Holotype (of Thalassometra crassicirra AH Clark, 1908)...
Holotype (of Thalassometra crassicirra AH Clark, 1908) USNM 22689 [details]
Distribution Pailolo Channel, between Maui and Molokai, Hawaiian Islands; Depth range : 249 m
Distribution Pailolo Channel, between Maui and Molokai, Hawaiian Islands; Depth range : 249 m [details]
Messing, C.; Gondim, A.I.; Markello, K.; Poatskievick Pierezan, B.; Taylor, K.; Eléaume, M. (2025). World List of Crinoidea. Cosmiometra crassicirra (AH Clark, 1908). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=562045 on 2025-04-16
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Nomenclature
original description
(of Thalassometra crassicirra AH Clark, 1908) Clark, A. H. (1908). Descriptions of new species of crinoids, chiefly from the collections made by the U.S. Fisheries steamer "Albatross" at the Hawaiian Islands in 1902; with Remarks on the classification of the Comatulida. <em>Proceedings of the United States National Museum.</em> 34(1608): 209-239. [details]
basis of record Clark, A. H. (1950) A monograph of the existing crinoids. 1(4c). Bulletin of the U.S. National Museum 82:1-383, 32 pls. [details]
basis of record Clark, A. H. (1950) A monograph of the existing crinoids. 1(4c). Bulletin of the U.S. National Museum 82:1-383, 32 pls. [details]
Taxonomy
source of synonymy
Clark, A. H. (1909). A revision of the crinoid families Thalassometridae and Himerometridae. <em>Proc. Biol. Soc. Washington.</em> 22:1-22. [details]





Holotype (of Thalassometra crassicirra AH Clark, 1908) USNM 22689 [details]
From editor or global species database
Diagnosis Cosmiometra with centrodorsal short columnar or almost discoidal; cirrus sockets arranged irregularly in 1-3 columns per radial area. Cirri moderately slender, , about one-third of arm length, 45 mm long, with 50-54 segments. Arms 20, 130 mm long; Brachitaxes ossicles and brachials 1-2 smooth aborally. [details]Distribution Pailolo Channel, between Maui and Molokai, Hawaiian Islands; Depth range : 249 m [details]