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WoRMS taxon details

Clytia Lamouroux, 1812

Clytia hemisphaerica
Clytia hemisphaerica

117030  (urn:lsid:marinespecies.org:taxname:117030)

  1. Biota
  2. Animalia (Kingdom)
  3. Cnidaria (Phylum)
  4. Medusozoa (Subphylum)
  5. Hydrozoa (Class)
  6. Hydroidolina (Subclass)
  7. Leptothecata (Order)
  8. Campanulariidae (Family)
  9. Clytia (Genus)
accepted
Genus
Campanularia johnstoni Alder, 1856 accepted as Clytia hemisphaerica (Linnaeus, 1767) (type by subsequent designation)
Clytia (Platypyxis) L. Agassiz, 1862 · unaccepted (synonym)
Clytia (Trochopyxis) L. Agassiz, 1862 · unaccepted (synonym)
Epenthesis McCrady, 1859 · unaccepted (synonym)
Phialidium Leuckart, 1856 · unaccepted (synonym (medusa based))
Pseudoclytia Mayer, 1900 · unaccepted (synonym)
Thaumantias Eschscholtz, 1829 · unaccepted (synonym)

Ordering

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Children Display

  1. Species Clytia ambigua (Agassiz & Mayer, 1899)
  2. Species Clytia arborescens Pictet, 1893
  3. Species Clytia brevicyatha Mammen, 1965
  4. Species Clytia brevithecata (Thornely, 1900)
  5. Species Clytia brunescens (Bigelow, 1904)
  6. Species Clytia crenata Mammen, 1965
  7. Species Clytia delicatula (Thornely, 1900)
  8. Species Clytia discoida (Mayer, 1900)
  9. Species Clytia edentula Gibbons & Ryland, 1989
  10. Species Clytia elongata Marktanner-Turneretscher, 1890
  11. Species Clytia elsaeoswaldae Stechow, 1914
  12. Species Clytia exilis Fraser, 1948
  13. Species Clytia fascicularis Fraser, 1938
  14. Species Clytia folleata (McCrady, 1859)
  15. Species Clytia gelatinosa (Mayer, 1900)
  16. Species Clytia globosa (Mayer, 1900)
  17. Species Clytia gracilicaulis (Fraser, 1938)
  18. Species Clytia gracilis (M. Sars, 1851)
  19. Species Clytia gregaria (Agassiz, 1862)
  20. Species Clytia gulangensis He & Zheng, 2015
  21. Species Clytia hemisphaerica (Linnaeus, 1767)
  22. Species Clytia hexacanalis Xu, Huang & Chen, 1991
  23. Species Clytia iridescens (Maas, 1906)
  24. Species Clytia irregularis Fraser, 1938
  25. Species Clytia islandica (Kramp, 1919)
  26. Species Clytia joycei Calder, 2019
  27. Species Clytia kincaidi (Nutting, 1899)
  28. Species Clytia laxa Fraser, 1937
  29. Species Clytia liguiliformis Mammen, 1965
  30. Species Clytia linearis (Thorneley, 1900)
  31. Species Clytia lomae (Torrey, 1909)
  32. Species Clytia macrocarpa Fraser, 1938
  33. Species Clytia macrogonia Bouillon, 1984
  34. Species Clytia macrotheca (Perkins, 1908)
  35. Species Clytia malayense (Kramp, 1961)
  36. Species Clytia mccradyi (Brooks, 1888)
  37. Species Clytia multiannulata Hirohito, 1995
  38. Species Clytia multidentata Fraser, 1938
  39. Species Clytia noliformis (McCrady, 1859) sensu Calder, 1991
  40. Species Clytia pacifica (Agassiz & Mayer, 1899)
  41. Species Clytia paradoxa (Stechow, 1923)
  42. Species Clytia paulensis (Vanhöffen, 1910)
  43. Species Clytia pearsonensis Watson, 1973
  44. Species Clytia rangiroae (Agassiz & Mayer, 1902)
  45. Species Clytia reloncavia Galea & Schories, 2012
  46. Species Clytia seriata Fraser, 1938
  47. Species Clytia sibogae Billard, 1917
  48. Species Clytia simplex (Browne, 1902)
  49. Species Clytia singulare (Mayer, 1900)
  50. Species Clytia stechowi Hargitt, 1927
  51. Species Clytia thornelyi (Nutting, 1927)
  52. Species Clytia trigona Pictet, 1893
  53. Species Clytia uchidai (Kramp, 1961)
  54. Species Clytia universitatis Torrey, 1904
  55. Species Clytia warreni Stechow, 1919
  56. Species Clytia xiamenensis Zhou et al., 2013
  57. Subgenus Clytia (Orthopyxis) L. Agassiz, 1862 accepted as Orthopyxis L. Agassiz, 1862 (accepted at full genus level)
    1. Species Clytia (Orthopyxis) poterium L. Agassiz, 1862 accepted as Orthopyxis integra (MacGillivray, 1842) (synonym)
  58. Subgenus Clytia (Platypyxis) L. Agassiz, 1862 accepted as Clytia Lamouroux, 1812 (synonym)
    1. Species Clytia (Platypyxis) cylindrica Agassiz, 1862 accepted as Clytia gracilis (M. Sars, 1851) (synonym)
  59. Subgenus Clytia (Trochopyxis) L. Agassiz, 1862 accepted as Clytia Lamouroux, 1812 (synonym)
    1. Species Clytia (Trochopyxis) bicophoba L. Agassiz, 1862 accepted as Clytia hemisphaerica (Linnaeus, 1767) (unaccepted > junior subjective synonym, possible synonym)
  60. Species Clytia acutidentata Fraser, 1938 accepted as Clytia linearis (Thorneley, 1900) (synonym)
  61. Species Clytia alternata Hargitt, 1924 accepted as Clytia linearis (Thorneley, 1900) (synonym)
  62. Species Clytia attenuata (Calkins, 1899) accepted as Clytia gracilis (M. Sars, 1851) (synonym)
  63. Species Clytia bakeri Torrey, 1904 accepted as Eucheilota bakeri (Torrey, 1904) (basionym)
  64. Species Clytia bicophora Agassiz, 1862 accepted as Clytia (Trochopyxis) bicophoba L. Agassiz, 1862 accepted as Clytia hemisphaerica (Linnaeus, 1767) (unaccepted > misspelling - incorrect subsequent spelling, spelling variant)
  65. Species Clytia caliculata (Hincks, 1853) accepted as Orthopyxis caliculata (Hincks, 1853) (unaccepted combination)
  66. Species Clytia carinadentata Fraser, 1938 accepted as Clytia linearis (Thorneley, 1900) (synonym)
  67. Species Clytia colombiana Wedler, 1976 accepted as Campanularia colombiana (Wedler, 1976) (genus transfer)
  68. Species Clytia compressa Totton, 1930 accepted as Clytia hemisphaerica (Linnaeus, 1767) (possible synonym)
  69. Species Clytia coronata (Clarke, 1879) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  70. Species Clytia cylindrica Agassiz, 1862 accepted as Clytia gracilis (M. Sars, 1851) (synonym)
  71. Species Clytia edwardsi (Nutting, 1901) accepted as Clytia hemisphaerica (Linnaeus, 1767) (unaccepted > junior subjective synonym, possible synonym)
  72. Species Clytia elongata Warren, 1908 accepted as Clytia warreni Stechow, 1919 (invalid junor homonym of Clytia elongata Marktanner-Turneretscher, 1890 )
  73. Species Clytia foxi Billard, 1926 accepted as Clytia linearis (Thorneley, 1900) (possible synonym)
  74. Species Clytia fragilis Congdon, 1907 accepted as Clytia linearis (Thorneley, 1900) (synonym)
  75. Species Clytia gigantea (Hincks, 1866) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  76. Species Clytia gravieri (Billard, 1904) accepted as Clytia linearis (Thorneley, 1900) (synonym)
  77. Species Clytia grayi Nutting, 1901 accepted as Clytia hemisphaerica (Linnaeus, 1767) (syonym)
  78. Species Clytia hendersoni Torrey, 1904 accepted as Clytia linearis (Thorneley, 1900) (possible synonym)
  79. Species Clytia hummelincki (Leloup, 1935) accepted as Clytia brevithecata (Thornely, 1900)
  80. Species Clytia inconspicua (Forbes, 1848) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  81. Species Clytia islandicum (Kramp, 1919) accepted as Clytia islandica (Kramp, 1919) (incorrect gender suffix)
  82. Species Clytia johnstoni (Alder, 1856) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  83. Species Clytia laevis Weismann, 1883 accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  84. Species Clytia languida (A. Agassiz, 1862) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  85. Species Clytia latitheca Millard & Bouillon, 1973 accepted as Clytia thornelyi (Nutting, 1927) (unaccepted > junior subjective synonym)
  86. Species Clytia longicyatha (Allman, 1877) accepted as Obelia longicyatha Allman, 1877 accepted as Obelia bidentata Clark, 1875 (synonym)
  87. Species Clytia longitheca Hargitt, 1924 accepted as Obelia bidentata Clark, 1875 (synonym)
  88. Species Clytia longitheca (Fraser, 1914) accepted as Clytia paulensis (Vanhöffen, 1910) (synonym and invalid secondary homonym of Clytia longitheca Hargitt, 1924)
  89. Species Clytia maccradyi (Brooks, 1888) accepted as Clytia mccradyi (Brooks, 1888) (spelling error)
  90. Species Clytia macrocyttara Lamouroux, 1826 accepted as Thyroscyphus macrocyttarus (Lamouroux, 1826) (basioym)
  91. Species Clytia minuta (Nutting, 1901) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  92. Species Clytia mollis Stechow, 1919 accepted as Orthopyxis mollis (Stechow, 1919) (basionym)
  93. Species Clytia obeliformis Stechow, 1914 accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  94. Species Clytia obliqua (Clarke, 1907) accepted as Clytia linearis (Thorneley, 1900) (synonym)
  95. Species Clytia olivacea Lamouroux, 1821 accepted as Rhizocaulus verticillatus (Linnaeus, 1758) (synonym)
  96. Species Clytia osterudi Strong, 1925 accepted as Clytia gregaria (Agassiz, 1862) (synonym)
  97. Species Clytia pelagica (Van Breemen, 1905) accepted as Clytia gracilis (M. Sars, 1851) (synonym)
  98. Species Clytia pentata (Mayer, 1900) accepted as Pseudoclytia pentata Mayer, 1900 accepted as Clytia folleata (McCrady, 1859) (synonym)
  99. Species Clytia phosphorica (Péron & Lesueur, 1810) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  100. Species Clytia raridentata (Alder in Hincks, 1861) accepted as Clytia hemisphaerica (Linnaeus, 1767) (unaccepted > junior subjective synonym)
  101. Species Clytia ryckholtii Westendorp, 1843 accepted as Orthopyxis integra (MacGillivray, 1842) (synonym)
  102. Species Clytia sargassicola Nutting, 1915 accepted as Orthopyxis sargassicola (Nutting, 1915) (basionym)
  103. Species Clytia serrata Millard, 1958 accepted as Clytia linearis (Thorneley, 1900) (synonym)
  104. Species Clytia serrulata (Bale, 1888) accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  105. Species Clytia similis Fraser, 1947 accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  106. Species Clytia simplex Congdon, 1907 accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  107. Species Clytia stolonifera Blackburn, 1938 accepted as Clytia thornelyi (Nutting, 1927) (unaccepted > junior subjective synonym)
  108. Species Clytia syringa (Linnaeus, 1767) accepted as Calycella syringa (Linnaeus, 1767) (unaccepted combination)
  109. Species Clytia tottoni (Leloup, 1935) accepted as Clytia fragilis Congdon, 1907 accepted as Clytia linearis (Thorneley, 1900) (objective synonym)
  110. Species Clytia ulvae Stechow, 1919 accepted as Clytia paulensis (Vanhöffen, 1910) (synonym)
  111. Species Clytia undulata Lamouroux, 1824 accepted as Orthopyxis integra (MacGillivray, 1842) (possible synonym)
  112. Species Clytia urnigera Lamouroux, 1816 accepted as Clytia hemisphaerica (Linnaeus, 1767) (synonym)
  113. Species Clytia viridicans (Leuckart, 1956) accepted as Clytia hemisphaerica (Linnaeus, 1767) (possible synonym)
  114. Species Clytia volubilis (Linnaeus, 1758) accepted as Campanularia volubilis (Linnaeus, 1758) (unaccepted combination)
  115. Species Clytia campanulata (Gegenbauer, 1857) (uncertain > taxon inquirendum)
  116. Species Clytia crucifera (Annandale, 1915) (uncertain > taxon inquirendum)
  117. Species Clytia gardineri (Browne, 1905) (uncertain > taxon inquirendum)
  118. Species Clytia hesperia (Torrey, 1904) (uncertain > taxon inquirendum)
  119. Species Clytia primordiale (Haeckel, 1879) (uncertain > taxon inquirendum)
  120. Species Clytia thaumantoides (Gegenbaur, 1857) (uncertain > taxon inquirendum)
marine, fresh, terrestrial
recent only
Lamouroux, J. V. F. (1812). Extrait d'un mémoire sur la classification des Polypiers coralligènes non entièrement pierreux. Nouveau Bulletin scientifique de la Société Philosophique, 3: 181-188, available online at https://www.biodiversitylibrary.org/page/31775884
page(s): 184 [details] 
Schuchert, P.; Choong, H.; Galea, H.; Hoeksema, B.; Lindsay, D.; Manko, M.; Pica, D. (2025). World Hydrozoa Database. Clytia Lamouroux, 1812. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=117030 on 2025-07-16
Date
action
by
2004-12-21 15:54:05Z
created
van der Land, Jacob
2014-04-06 19:18:32Z
changed
Schuchert, Peter
2015-05-14 14:42:10Z
changed
Schuchert, Peter
2017-04-21 11:48:53Z
changed
Schuchert, Peter

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


Nomenclature

original description Lamouroux, J. V. F. (1812). Extrait d'un mémoire sur la classification des Polypiers coralligènes non entièrement pierreux. Nouveau Bulletin scientifique de la Société Philosophique, 3: 181-188, available online at https://www.biodiversitylibrary.org/page/31775884
page(s): 184 [details] 

original description (of Phialidium Leuckart, 1856) Leuckart, R. 1856. Beiträge zur Kenntniss der Medusenfauna von Nizza. - Archiv für Naturgeschichte 22: 1-40, pls 1-2., available online at https://www.biodiversitylibrary.org/page/7083410
page(s): 18 [details] 

original description (of Thaumantias Eschscholtz, 1829) Eschscholtz, F. (1829). System der Acalephen. Eine ausführliche Beschreibung aller medusenartigen Strahltiere. Ferdinand Dümmler, Berlin, pp. 1-190, 116 pls., available online at https://www.biodiversitylibrary.org/page/10665047
page(s): 102 [details] 

original description (of Pseudoclytia Mayer, 1900) Mayer, A. G. (1900). Some medusae from the Tortugas, Florida. <em>Bulletin of the Museum of Comparative Zoology of Harvard.</em> 37: 13-82, pls 1-44., available online at https://www.biodiversitylibrary.org/page/4271669
page(s): 53 [details] 

original description (of Eucope Gegenbaur, 1857) Gegenbaur, C. (1857). Versuch eines Systems der Medusen, mit Beschreibung neuer oder wenig gekannter Formen; zugleich ein Beitrag zur Kenntnis der Fauna des Mittelmeeres. <em>Zeitschrift für wissenschaftliche Zoologie.</em> Leipzig 8: 202-273, pls 7-9., available online at https://www.biodiversitylibrary.org/page/13864647
page(s): 241 [details] OpenAccess publication

original description (of Epenthesis McCrady, 1859) McCrady, J. 1859. Gymnopthalmata of Charleston Harbor. Proceedings of the Elliott Society of Natural History 1: 103-221, pls 8-12. , available online at https://www.biodiversitylibrary.org/page/42536587
page(s): 191 [details] OpenAccess publication

original description (of Clytia (Trochopyxis) L. Agassiz, 1862) Agassiz, L. (1862). Contributions to the natural history of the United States of America. <em>Little Brown, Boston.</em> 4: 1-380, pls 1-19., available online at https://www.biodiversitylibrary.org/page/16068829
page(s): 304 [details] 

original description (of Clytia (Platypyxis) L. Agassiz, 1862) Agassiz, L. (1862). Contributions to the natural history of the United States of America. <em>Little Brown, Boston.</em> 4: 1-380, pls 1-19., available online at https://www.biodiversitylibrary.org/page/16068829
page(s): 306 [details] 

original description (of Eucopium Haeckel, 1879) Haeckel, E. (1879). Das System der Medusen. Erster Teil einer Monographie der Medusen. <em>Denkschriften der Medicinisch-Naturwissenschaftlichen Gesellschaft zu Jena.</em> 1: XX+1-360, 320 plates., available online at https://www.biodiversitylibrary.org/page/32605578
page(s): 168 [details] 

basis of record van der Land, J.; Vervoort, W.; Cairns, S.D.; Schuchert, P. (2001). Hydrozoa, <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. 112-120 (look up in IMIS) [details] 

Taxonomy

redescription Cornelius, P.F.S., 1982. Hydroids and medusae of the family Campanulariidae recorded from the eastern North Atlantic, with a world synopsis of genera. Bull. Br. Mus. nat. Hist., Zool. 42 2: 37-148.
page(s): 70 [details] OpenAccess publication

Other

context source (Hexacorallia) Fautin, Daphne G. (2013). Hexacorallians of the World. (look up in IMIS) [details] 

additional source Brunel, P., L. Bosse & G. Lamarche. (1998). Catalogue of the marine invertebrates of the estuary and Gulf of St. Lawrence. <em>Canadian Special Publication of Fisheries and Aquatic Sciences, 126.</em> 405 pp. (look up in IMIS) [details] Available for editors  PDF available [request]

additional source MacNae, W. & M. Kalk (eds). (1958). A natural history of Inhaca Island, Mozambique. Witwatersrand Univ. Press, Johannesburg. I-iv, 163 pp. [details] 

additional source Integrated Taxonomic Information System (ITIS). , available online at http://www.itis.gov [details] 

additional source Bouillon, J.; Boero, F. (2000). Synopsis of the families and genera of the Hydromedusae of the world, with a list of the worldwide species. <i>Thalassia Salent. 24</i>: 47-296 (look up in IMIS) [details] 

additional source Lira, S.M.A., Farrapeira, C.M.R., Amaral, F.M.D. & Ramos, C.A.C. (2010). Sessile and sedentary macrofauna from the Pirapama shipwreck, Pernambuco, Brazil. <em>Biota Neotropica, 10(4), 155–166.</em> , available online at https://doi.org/10.1590/S1676-06032010000400021
page(s): 4 [details] 

subsequent type designation Opinion 1345, ICZN 1985. Laomedea flexuosa Alder, 1857, Sertularia volubilis Linnaeus, 1758 and Campanularia johnstoni Alder, 1856 designated as type species of Laomedea Lamouroux, 1812, Campanularia Lamarck, 1816 and Clytia Lamouroux, 1812 (Coelenterata, Hydroida) respectively. - Bulletin of Zoological Nomenclature 42: 271-273., available online at https://www.biodiversitylibrary.org/page/12229180
page(s): 271 [details] 

 
 Present  Inaccurate  Introduced: alien  Containing type locality 
   

From editor or global species database
Diagnosis 
Campanulariidae with free medusa stage. Hydroid generation forming unbranched stoloniferus or branched upright colonies. Hydrotheca with true diaphragm, rim sinuous to deeply indented with round to sharp clefts and cusps; diaphragm transverse; no sub-hydrothecal spherule. Medusa hemispherical to flat, with hollow marginal tentacles, velum well develped; manubrium short; 4-8 marginal tentacles, many tentacles in adult; more than 8 statocysts when fully grown. [details]

Type designation For the type species see Cornelius (1982). [details]

From regional or thematic species database
Introduced species vector dispersal United States part of the North Pacific Ocean (Marine Region) Debris: transport of species on human generated debris (bowl) [details]
    Definitions

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LanguageName 
Japanese ウミコップ属  [details]
To Biological Information System for Marine Life (BISMaL) 
To European Nucleotide Archive, ENA (Clytia) 
To European Nucleotide Archive, ENA (Phialidium) (from synonym Phialidium Leuckart, 1856)
To GenBank (3 nucleotides; 0 proteins) (from synonym Phialidium Leuckart, 1856)
To ITIS
From editor or global species database
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