WoRMS taxon details
Isometra hordea John, 1938
173821 (urn:lsid:marinespecies.org:taxname:173821)
accepted
Species
marine, brackish, fresh, terrestrial
John, D. D. (1938). Crinoidea. <em>Discovery Reports.</em> 18: 121-222, pl. 3-6. Cambridge. [details]
Distribution Geographic range : Off Clarence Island and the South Shetland Islands;
Depth range : 17-490 (?610) m
Depth range : 17-490 (?610) m
Distribution Geographic range : Off Clarence Island and the South Shetland Islands;
Depth range : 17-490 (?610) m [details]
Depth range : 17-490 (?610) m [details]
Messing, C. (2021). World List of Crinoidea. Isometra hordea John, 1938. Accessed through: World Register of Marine Species at: http://marinespecies.org/aphia.php?p=taxdetails&id=173821 on 2021-03-02
Date
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original description
John, D. D. (1938). Crinoidea. <em>Discovery Reports.</em> 18: 121-222, pl. 3-6. Cambridge. [details]
context source (Deepsea) Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
basis of record Clarke, A.; Johnston, N.M. (2003). Antarctic marine benthic diversity. <i>Oceanography and Marine Biology: an Annual Review</i>. 41: 47-114. (look up in IMIS) [details]
additional source Check list of Antarctic and Subantarctic Crinoidea by Marc Eleaume. (look up in IMIS) [details]
additional source 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]
context source (Deepsea) Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online at http://www.iobis.org/ [details]
basis of record Clarke, A.; Johnston, N.M. (2003). Antarctic marine benthic diversity. <i>Oceanography and Marine Biology: an Annual Review</i>. 41: 47-114. (look up in IMIS) [details]
additional source Check list of Antarctic and Subantarctic Crinoidea by Marc Eleaume. (look up in IMIS) [details]
additional source 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]




Syntype BMNH (Discovery Investigations sta. 170) [details]
From editor or global species database
Diagnosis A species of Isometra in which the cirri are XL-LXII, 25-75; the first two pinnules are relatively small, especially P1, which does not exceed 5 mm. in length; the first genital pinnule is usually P5; in the female the third to seventh segments of the genital pinnules are usually expanded; this is a very large spcies with the length from the proximal edge of the IBr1, to the second syzgy at 9+10 up to 17mm. (In other species it does not appear to exceed 12 mm.) [details]Distribution Geographic range : Off Clarence Island and the South Shetland Islands;
Depth range : 17-490 (?610) m [details]
To Antarctic Invertebrates
To Biodiversity Heritage Library (4 publications)
To NMNH Extant Collection (Isometra hordea 1116358)
To NMNH Extant Collection (Isometra hordea John, USNM 1126472, lateral)
To USNM Invertebrate Zoology Echinodermata Collection (9 records)
To Biodiversity Heritage Library (4 publications)
To NMNH Extant Collection (Isometra hordea 1116358)
To NMNH Extant Collection (Isometra hordea John, USNM 1126472, lateral)
To USNM Invertebrate Zoology Echinodermata Collection (9 records)