WoRMS taxon details
Gaetanus Giesbrecht, 1888
104121 (urn:lsid:marinespecies.org:taxname:104121)
accepted
Genus
Gaetanus miles Giesbrecht, 1888 (type by original designation)
Gaidius Giesbrecht, 1895 · unaccepted
Pseudogaetanus Brodsky, 1950 · unaccepted (synonym)
- Species Gaetanus antarcticus Wolfenden, 1905
- Species Gaetanus armiger Giesbrecht, 1888
- Species Gaetanus brachyurus Sars G.O., 1907
- Species Gaetanus brevicaudatus (Sars G.O., 1907)
- Species Gaetanus brevicornis Esterly, 1906
- Species Gaetanus brevirostris (Brodsky, 1950)
- Species Gaetanus brevispinus (Sars G.O., 1900)
- Species Gaetanus curvicornis Sars G.O., 1905
- Species Gaetanus denticulatus Aurivillius, 1898
- Species Gaetanus divergens Wolfenden, 1911
- Species Gaetanus inermis Sars G.O., 1905
- Species Gaetanus kruppii Giesbrecht, in Lo Bianco, 1903
- Species Gaetanus latifrons Sars G.O., 1905
- Species Gaetanus miles Giesbrecht, 1888
- Species Gaetanus minispinus Tanaka, 1969
- Species Gaetanus minor Farran, 1905
- Species Gaetanus minutus (Sars G.O., 1907)
- Species Gaetanus paracurvicornis Brodsky, 1950
- Species Gaetanus pileatus Farran, 1903
- Species Gaetanus pseudolatifrons Markhaseva, 1996
- Species Gaetanus pungens (Giesbrecht, 1895)
- Species Gaetanus robustus Sars G.O., 1905
- Species Gaetanus rubellus Markhaseva, 1996
- Species Gaetanus secundus Esterly, 1911
- Species Gaetanus simplex Brodsky, 1950
- Species Gaetanus tenuispinus (Sars G.O., 1900)
- Species Gaetanus affinis (Sars G.O., 1905) accepted as Gaetanus brevispinus (Sars G.O., 1900) (listed as synonym in revision of Markhaseva, 1996)
- Species Gaetanus ascendens Esterly, 1913 accepted as Gaetanus brevicornis Esterly, 1906
- Species Gaetanus atlanticus Wolfenden, 1904 accepted as Gaetanus armiger Giesbrecht, 1888
- Species Gaetanus boreale (Wolfenden, 1902) accepted as Gaidius tenuispinus (Sars G.O., 1900) accepted as Gaetanus tenuispinus (Sars G.O., 1900)
- Species Gaetanus brevicaudatus Wolfenden, 1911 accepted as Gaetanus wolfendeni Park, 1975 accepted as Gaetanus antarcticus Wolfenden, 1905 (secondary junior homonym of G. brevicaudatus Sars, 1907)
- Species Gaetanus campbellae Park, 1975 accepted as Gaetanus simplex Brodsky, 1950 (synonym according to Markhaseva, 1996)
- Species Gaetanus caudani Canu, 1896 (unaccepted > nomen nudum, Vervoort, 1963; listed as synonym of Gaetanus pileatus by Markhaseva, 1996)
- Species Gaetanus clarus Esterly, 1906 accepted as Gaetanus pileatus Farran, 1903
- Species Gaetanus columbiae (Park, 1967) accepted as Gaetanus minutus (Sars G.O., 1907) (listed as synonym by Markhaseva, 1996)
- Species Gaetanus cryptospinus (Sars G.O., 1905) accepted as Pseudochirella cryptospina (Sars G.O., 1905)
- Species Gaetanus curvispinus Wilson C.B., 1950 accepted as Gaetanus brevicornis Esterly, 1906
- Species Gaetanus ferox With, 1915 accepted as Gaetanus miles Giesbrecht, 1888
- Species Gaetanus glacialis (Brady, 1918) accepted as Gaetanus tenuispinus (Sars G.O., 1900)
- Species Gaetanus hamatus Scott A., 1909 accepted as Gaetanus brevicornis Esterly, 1906 (listed as synonym by Markhaseva, 1996)
- Species Gaetanus holti Farran, 1905 accepted as Gaetanus latifrons Sars G.O., 1905
- Species Gaetanus intermedius Campbell, 1930 accepted as Gaetanus campbellae Park, 1975 accepted as Gaetanus simplex Brodsky, 1950
- Species Gaetanus intermedius (Wolfenden, 1905) accepted as Gaidius affinis Sars G.O., 1905 accepted as Gaetanus affinis (Sars G.O., 1905) accepted as Gaetanus brevispinus (Sars G.O., 1900)
- Species Gaetanus longispinus Wolfenden, 1905 accepted as Gaetanus latifrons Sars G.O., 1905
- Species Gaetanus major Wolfenden, 1903 accepted as Gaetanus kruppii Giesbrecht, in Lo Bianco, 1903
- Species Gaetanus maximus (Wolfenden, 1906) accepted as Gaetanus robustus Sars G.O., 1905 (listed as synonym by Markhaseva, 1996)
- Species Gaetanus microacanthus Wilson C.B., 1950 accepted as Gaetanus kruppii Giesbrecht, in Lo Bianco, 1903 (listed as synonym by Markhaseva, 1996)
- Species Gaetanus notacanthus (Sars G.O., 1905) accepted as Chirundina notacantha (Sars G.O., 1905) accepted as Pseudochirella notacantha (Sars G.O., 1905)
- Species Gaetanus parvispinus (Farran, 1908) accepted as Chirundina parvispina (Farran, 1908) accepted as Pseudochirella cryptospina (Sars G.O., 1905)
- Species Gaetanus recticornis Wolfenden, 1911 accepted as Gaetanus pileatus Farran, 1903
- Species Gaetanus rectus Wolfenden, 1911 accepted as Gaetanus brevicornis Esterly, 1906
- Species Gaetanus similis (Scott T., 1893) accepted as Gaetanus tenuispinus (Sars G.O., 1900) (listed as synonym by Markhaseva, 1996)
- Species Gaetanus unicornis Esterly, 1906 accepted as Gaetanus pileatus Farran, 1903
- Species Gaetanus variabilis (Brodsky, 1950) accepted as Gaetanus minutus (Sars G.O., 1907) (listed as synonym by Markhaseva, 1996)
- Species Gaetanus wolfendeni Park, 1975 accepted as Gaetanus antarcticus Wolfenden, 1905 (listed as synonym by Markhaseva, 1996)
- Species Gaetanus curvirostris Sars G.O., 1905 represented as Gaetanus curvicornis Sars G.O., 1905 (misspellilng of G. curvicornis)
marine, brackish, fresh, terrestrial
Giesbrecht, W. (1888). Elenco dei Copepodi pelagici raccolti dal Tenente di vascello Gaetano Chierchia durante il viaggio della R. Corvetta 'Vettor Pisani' negli anni 1882-1885 e dal Tenente di vascello Francesco Orsini nel Mar Rosso, nel 1884. [List of pelagic copepods collected by Lieutenant Gaetano Chierchia during the voyage of the Royal Corvette 'Vettor Pisani' in the years 1882-1885 and by Lieutenant Francesco Orsini in the Red Sea, in 1884.]. <em>Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche Matematiche e Naturali Rendiconti.</em> (4)4 sem. 2:284-287, 330-338. [details] 
Walter, T.C.; Boxshall, G. (2025). World of Copepods Database. Gaetanus Giesbrecht, 1888. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=104121 on 2025-06-30
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Nomenclature
original description
Giesbrecht, W. (1888). Elenco dei Copepodi pelagici raccolti dal Tenente di vascello Gaetano Chierchia durante il viaggio della R. Corvetta 'Vettor Pisani' negli anni 1882-1885 e dal Tenente di vascello Francesco Orsini nel Mar Rosso, nel 1884. [List of pelagic copepods collected by Lieutenant Gaetano Chierchia during the voyage of the Royal Corvette 'Vettor Pisani' in the years 1882-1885 and by Lieutenant Francesco Orsini in the Red Sea, in 1884.]. <em>Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche Matematiche e Naturali Rendiconti.</em> (4)4 sem. 2:284-287, 330-338. [details]
original description (of Gaidius Giesbrecht, 1895) Giesbrecht, W. (1895). Die pelagischen Copepoden. [The pelagic copepods.]. <em>In: Report of the dredging operations off the west coast of central America to the Galapagos, to the west coast of Mexico, and in the Gulf of California, in charge of Alexander Agassiz, carried out by the U.S. Fish Commission steamer 'Albatross', during 1.</em> 25(12):243-263, pls. 1-4. [details]
original description (of Pseudogaetanus Brodsky, 1950) Brodsky, K.A. (1950). Veslonogie rachki (Calanoida) dalnevostochnykh morei SSSR i pol'yarnogo basseina.[Calanoida of the far-eastern seas and polar basin of the USSR. ]. <em>Opredeliteli po Faune SSSR, Nauka, Leningrad.</em> 35:1-442, figs. 1-306. (Russian).[ for English translation see Brodsky, 1967]. [details] Available for editors
[request]
basis of record Boxshall, G. (2001). Copepoda (excl. Harpacticoida), <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. 252-268 (look up in IMIS) [details]
original description (of Gaidius Giesbrecht, 1895) Giesbrecht, W. (1895). Die pelagischen Copepoden. [The pelagic copepods.]. <em>In: Report of the dredging operations off the west coast of central America to the Galapagos, to the west coast of Mexico, and in the Gulf of California, in charge of Alexander Agassiz, carried out by the U.S. Fish Commission steamer 'Albatross', during 1.</em> 25(12):243-263, pls. 1-4. [details]
original description (of Pseudogaetanus Brodsky, 1950) Brodsky, K.A. (1950). Veslonogie rachki (Calanoida) dalnevostochnykh morei SSSR i pol'yarnogo basseina.[Calanoida of the far-eastern seas and polar basin of the USSR. ]. <em>Opredeliteli po Faune SSSR, Nauka, Leningrad.</em> 35:1-442, figs. 1-306. (Russian).[ for English translation see Brodsky, 1967]. [details] Available for editors
[request]basis of record Boxshall, G. (2001). Copepoda (excl. Harpacticoida), <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. 252-268 (look up in IMIS) [details]
Other
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 [request]
additional source Campaner, A.F. (1986). Are Gaetanus and Gaidius (Copepoda, Calanoia, Aetideidae) a single genus? Boletim de Zoologia, Universidade de Sao Paulo 10:95-98, fig. 1. (Portuguese summary.) [details] Available for editors [request]
additional source Integrated Taxonomic Information System (ITIS). , available online at http://www.itis.gov [details]
additional source ICES Zooplankton: Copepoda. sheet n° 32. [details]
additional source Markhaseva, E.L. (1996). Calanoid copepods of the family Aetideidae of the world ocean. Zoological Institute, Russian Academy of Sciences, St. Petersburg 268:1-331. [details] Available for editors [request]
additional source Mauchline, J. (1988). Taxonomic value of pore pattern in the integument of calanoid copepods (Crustacea). Journal of Zoology, London 214(4):697-749. [details] Available for editors [request]
additional source Park, T. (1975). Calanoid copepods of the genera Gaetanus and Gaidius from the Gulf of Mexico. Bulletin of Marine Science 25(1):9-34, figs. 1-11. [details] Available for editors [request]
[request]additional source Campaner, A.F. (1986). Are Gaetanus and Gaidius (Copepoda, Calanoia, Aetideidae) a single genus? Boletim de Zoologia, Universidade de Sao Paulo 10:95-98, fig. 1. (Portuguese summary.) [details] Available for editors
[request]additional source Integrated Taxonomic Information System (ITIS). , available online at http://www.itis.gov [details]
additional source ICES Zooplankton: Copepoda. sheet n° 32. [details]
additional source Markhaseva, E.L. (1996). Calanoid copepods of the family Aetideidae of the world ocean. Zoological Institute, Russian Academy of Sciences, St. Petersburg 268:1-331. [details] Available for editors
[request]additional source Mauchline, J. (1988). Taxonomic value of pore pattern in the integument of calanoid copepods (Crustacea). Journal of Zoology, London 214(4):697-749. [details] Available for editors
[request]additional source Park, T. (1975). Calanoid copepods of the genera Gaetanus and Gaidius from the Gulf of Mexico. Bulletin of Marine Science 25(1):9-34, figs. 1-11. [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
| Language | Name | |
|---|---|---|
| Japanese | ガエタヌス属ガイディウス属 [from synonym] | [details] |
3x5 C.B. Wilson Taxonomic Card - Gaetanus 
3x5 C.B. Wilson Taxonomic Card - Gaidius (from synonym Gaidius Giesbrecht, 1895)
3x5 C.B. Wilson Taxonomic Card - Pseudogaetanus (from synonym Pseudogaetanus Brodsky, 1950)
To Biological Information System for Marine Life (BISMaL) (from synonym Gaidius Giesbrecht, 1895)
To Biological Information System for Marine Life (BISMaL)
To European Nucleotide Archive, ENA (Gaetanus)
To Genbank
To Genbank (from synonym Gaidius Giesbrecht, 1895)
To ITIS
3x5 C.B. Wilson Taxonomic Card - Gaidius
(from synonym Gaidius Giesbrecht, 1895)3x5 C.B. Wilson Taxonomic Card - Pseudogaetanus
(from synonym Pseudogaetanus Brodsky, 1950)To Biological Information System for Marine Life (BISMaL) (from synonym Gaidius Giesbrecht, 1895)
To Biological Information System for Marine Life (BISMaL)
To European Nucleotide Archive, ENA (Gaetanus)
To Genbank
To Genbank (from synonym Gaidius Giesbrecht, 1895)
To ITIS
