WoRMS name details
Chaetacanthus magnificus (Grube, 1876)
333251 (urn:lsid:marinespecies.org:taxname:333251)
unaccepted > superseded combination
Species
Chaetacanthus barbatus (Augener, 1910) · unaccepted (superseded subsequent combination...)
superseded subsequent combination of subjective synonym
Iphione magnifica Grube, 1876 · unaccepted (superseded original combination)
Lepidonotus (Physalidonotus) barbatus Augener, 1910 · unaccepted (subjective synonym)
Lepidonotus (Physalidonotus) magnificus (Grube, 1876) · unaccepted > superseded combination (superseded subsequent combination)
Lepidonotus branchiatus (Treadwell, 1901) · unaccepted > superseded combination (superseded subsequent combination)
Polynoe branchiata Treadwell, 1901 · unaccepted (subjective synonym)
marine, brackish, fresh, terrestrial
recent only
(of Iphione magnifica Grube, 1876) Grube, A. E. (1876). Bemerkungen über die Familie der Aphroditeen (Gruppe Polynoina, Acoëta, Polylepidea). <em>Jahres-Bericht der Schlesiche Gesellschaft für vaterländische Cultur, Breslau.</em> 53: 46-72., available online at https://biodiversitylibrary.org/page/37132794
page(s): 51 [no figures] [details]
page(s): 51 [no figures] [details]
Type locality contained in Trinidad and Tobago
type locality contained in Trinidad and Tobago [from synonym] [view taxon] [details]
Read, G.; Fauchald, K. (Ed.) (2026). World Polychaeta Database. Chaetacanthus magnificus (Grube, 1876). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=333251 on 2026-05-27
Date
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Nomenclature
original description
(of Iphione magnifica Grube, 1876) Grube, A. E. (1876). Bemerkungen über die Familie der Aphroditeen (Gruppe Polynoina, Acoëta, Polylepidea). <em>Jahres-Bericht der Schlesiche Gesellschaft für vaterländische Cultur, Breslau.</em> 53: 46-72., available online at https://biodiversitylibrary.org/page/37132794
page(s): 51 [no figures] [details]
new combination reference Salazar-Silva, Patricia; López-Sánchez, Daniel A.; Salazar-Vallejo, Sergio I. (2020). Revision of <em>Chaetacanthus</em> Seidler, 1922 (Annelida, Phyllodocida, Polynoidae). <em>Zootaxa.</em> 4885(3): 395-422., available online at https://doi.org/10.11646/zootaxa.4885.3.5
page(s): 403; note: confirm Chaetacanthus brasiliensis (de Quatrefages, 1866) as the senior synonym over C. magnificus (Grube, 1876) [details] Available for editors
[request]
new combination reference Seidler, Hans J. (1922). ber die Untergattung Euphione. <em>Zoologischer Anzeiger.</em> 54: 301-303., available online at http://www.biodiversitylibrary.org/page/29994161
page(s): 301 [details]
page(s): 51 [no figures] [details]
new combination reference Salazar-Silva, Patricia; López-Sánchez, Daniel A.; Salazar-Vallejo, Sergio I. (2020). Revision of <em>Chaetacanthus</em> Seidler, 1922 (Annelida, Phyllodocida, Polynoidae). <em>Zootaxa.</em> 4885(3): 395-422., available online at https://doi.org/10.11646/zootaxa.4885.3.5
page(s): 403; note: confirm Chaetacanthus brasiliensis (de Quatrefages, 1866) as the senior synonym over C. magnificus (Grube, 1876) [details] Available for editors
[request]new combination reference Seidler, Hans J. (1922). ber die Untergattung Euphione. <em>Zoologischer Anzeiger.</em> 54: 301-303., available online at http://www.biodiversitylibrary.org/page/29994161
page(s): 301 [details]
Taxonomy
taxonomy source
Hartman, O. (1939). Polychaetous annelids. Part I. Aphroditidae to Pisionidae. <em>Allan Hancock Pacific Expeditions.</em> 7(1): 1-156., available online at https://www.biodiversitylibrary.org/page/27822254
page(s): 28; note: used as valid, with junior synonyms as Polynoe branchiata Treadwell , Lepidonotus (Physalidonotus) barbatus Augener, 1910, and Lepidonotus pilosus Treadwell [details]
redescription Seidler, Hans J. (1923 (1924?)). Beiträge zur Kenntnis der Polynoiden, I. <em>Archiv für Naturgeschichte, Berlin.</em> 89A(11): 1-217, 22 text figures, 2 plates (maps)., available online at http://biodiversitylibrary.org/page/13211981
page(s): 97 [details]
page(s): 28; note: used as valid, with junior synonyms as Polynoe branchiata Treadwell , Lepidonotus (Physalidonotus) barbatus Augener, 1910, and Lepidonotus pilosus Treadwell [details]
redescription Seidler, Hans J. (1923 (1924?)). Beiträge zur Kenntnis der Polynoiden, I. <em>Archiv für Naturgeschichte, Berlin.</em> 89A(11): 1-217, 22 text figures, 2 plates (maps)., available online at http://biodiversitylibrary.org/page/13211981
page(s): 97 [details]
Other
additional source
Hartman, Olga. (1956). Polychaetous annelids erected by Treadwell, 1891 to 1948, together with a brief chronology. <em>Bulletin of the American Museum of Natural History.</em> 109(2): 239-310., available online at http://hdl.handle.net/2246/1145
page(s): 253, 257, etc; note: Listings: Lepidonotus pilosus, and Polynoe branchiata listed as synonym of Chaetacanthus magnificus, [details] Available for editors [request]
additional source Monro, C. C. A. (1928). Polychaeta of the Families Polynoidae and Acœtidae from the Vicinity of the Panama Canal, collected by Dr. C. Crossland and Dr. Th. Mortensen. <em>Journal of the Linnean Society of London, Zoology.</em> 36(248): 553-576., available online at http://dx.doi.org/10.1111/j.1096-3642.1928.tb02209.x
page(s): 558 [details] Available for editors [request]
additional source Hartman, Olga. (1938). The types of the polychaete worms of the families Polynoidae and Polyodontidae in the United States National Museum and the description of a new genus. <em>Proceedings of the United States National Museum.</em> 86(3046): 107-134., available online at https://biodiversitylibrary.org/page/7568964
page(s): 130; note: listing of Polynoe branchiata Treadwell as a synonym of Chaetacanthus magnificus [details] Available for editors [request]
additional source de Brito, Rafael Justino; De Assis, José Eriberto ; Christoffersen, Martin Lindsey. 2013. First record of Chaetacanthus magnificus (Polychaeta: Polynoidae) from the northeast coast of Brazil, with an overview of its taxonomic history. Cuadernos de Investigación UNED 5(1): 25-32, available online at http://investiga.uned.ac.cr/revistas/index.php/cuadernos/article/view/190/116
page(s): [Colour Photographs] [details]
page(s): 253, 257, etc; note: Listings: Lepidonotus pilosus, and Polynoe branchiata listed as synonym of Chaetacanthus magnificus, [details] Available for editors
[request]additional source Monro, C. C. A. (1928). Polychaeta of the Families Polynoidae and Acœtidae from the Vicinity of the Panama Canal, collected by Dr. C. Crossland and Dr. Th. Mortensen. <em>Journal of the Linnean Society of London, Zoology.</em> 36(248): 553-576., available online at http://dx.doi.org/10.1111/j.1096-3642.1928.tb02209.x
page(s): 558 [details] Available for editors
[request]additional source Hartman, Olga. (1938). The types of the polychaete worms of the families Polynoidae and Polyodontidae in the United States National Museum and the description of a new genus. <em>Proceedings of the United States National Museum.</em> 86(3046): 107-134., available online at https://biodiversitylibrary.org/page/7568964
page(s): 130; note: listing of Polynoe branchiata Treadwell as a synonym of Chaetacanthus magnificus [details] Available for editors
[request]additional source de Brito, Rafael Justino; De Assis, José Eriberto ; Christoffersen, Martin Lindsey. 2013. First record of Chaetacanthus magnificus (Polychaeta: Polynoidae) from the northeast coast of Brazil, with an overview of its taxonomic history. Cuadernos de Investigación UNED 5(1): 25-32, available online at http://investiga.uned.ac.cr/revistas/index.php/cuadernos/article/view/190/116
page(s): [Colour Photographs] [details]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
https://www.flickr.com/photos/artour_a/286228059 Note: copyright image of Chaetacanthus magnificus
To Barcode of Life (1 barcode)
To Biodiversity Heritage Library (4 publications) (from synonym Iphione magnifica Grube, 1876)
To USNM Invertebrate Zoology Annelida Collection (1 record) (from synonym Polynoe branchiata Treadwell, 1901)
To USNM Invertebrate Zoology Annelida Collection (3 records)
To Barcode of Life (1 barcode)
To Biodiversity Heritage Library (4 publications) (from synonym Iphione magnifica Grube, 1876)
To USNM Invertebrate Zoology Annelida Collection (1 record) (from synonym Polynoe branchiata Treadwell, 1901)
To USNM Invertebrate Zoology Annelida Collection (3 records)
