WoRMS taxon details
Hydroides inermis Monro, 1933
338017 (urn:lsid:marinespecies.org:taxname:338017)
accepted
Species
Eupomatus inermis (Monro, 1933) · unaccepted (superseded recombination)
marine, brackish, fresh, terrestrial
recent only
Monro, Charles Carmichael Arthur. (1933). The Polychaeta Sedentaria collected by Dr. C. Crossland at Colón, in the Panama region, and the Galapagos Islands during the Expedition of the S.Y. 'St. George'. <em>Proceedings of the Zoological Society of London.</em> 103(4): 1039-1092., available online at https://zslpublications.onlinelibrary.wiley.com/doi/10.1111/j.1096-3642.1933.tb01640.x [details] Available for editors 
[request]
(of Eupomatus inermis (Monro, 1933)) Monro, Charles Carmichael Arthur. (1933). The Polychaeta Sedentaria collected by Dr. C. Crossland at Colón, in the Panama region, and the Galapagos Islands during the Expedition of the S.Y. 'St. George'. <em>Proceedings of the Zoological Society of London.</em> 103(4): 1039-1092., available online at https://zslpublications.onlinelibrary.wiley.com/doi/10.1111/j.1096-3642.1933.tb01640.x [details] Available for editors [request]
[request](of Eupomatus inermis (Monro, 1933)) Monro, Charles Carmichael Arthur. (1933). The Polychaeta Sedentaria collected by Dr. C. Crossland at Colón, in the Panama region, and the Galapagos Islands during the Expedition of the S.Y. 'St. George'. <em>Proceedings of the Zoological Society of London.</em> 103(4): 1039-1092., available online at https://zslpublications.onlinelibrary.wiley.com/doi/10.1111/j.1096-3642.1933.tb01640.x [details] Available for editors
[request]
Type locality contained in Galápagos
, Note James Bay, Isla Santiago (was James Island),...
type locality contained in Galápagos [details]
From editor or global species database
Type locality James Bay, Isla Santiago (was James Island), Galapagos, Ecuador, map estimate -0.1959° -90.8424° [details]
Read, G.; Fauchald, K. (Ed.) (2025). World Polychaeta Database. Hydroides inermis Monro, 1933. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=338017 on 2025-06-24
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Nomenclature
original description
Monro, Charles Carmichael Arthur. (1933). The Polychaeta Sedentaria collected by Dr. C. Crossland at Colón, in the Panama region, and the Galapagos Islands during the Expedition of the S.Y. 'St. George'. <em>Proceedings of the Zoological Society of London.</em> 103(4): 1039-1092., available online at https://zslpublications.onlinelibrary.wiley.com/doi/10.1111/j.1096-3642.1933.tb01640.x [details] Available for editors [request]
original description (of Eupomatus inermis (Monro, 1933)) Monro, Charles Carmichael Arthur. (1933). The Polychaeta Sedentaria collected by Dr. C. Crossland at Colón, in the Panama region, and the Galapagos Islands during the Expedition of the S.Y. 'St. George'. <em>Proceedings of the Zoological Society of London.</em> 103(4): 1039-1092., available online at https://zslpublications.onlinelibrary.wiley.com/doi/10.1111/j.1096-3642.1933.tb01640.x [details] Available for editors [request]
[request]original description (of Eupomatus inermis (Monro, 1933)) Monro, Charles Carmichael Arthur. (1933). The Polychaeta Sedentaria collected by Dr. C. Crossland at Colón, in the Panama region, and the Galapagos Islands during the Expedition of the S.Y. 'St. George'. <em>Proceedings of the Zoological Society of London.</em> 103(4): 1039-1092., available online at https://zslpublications.onlinelibrary.wiley.com/doi/10.1111/j.1096-3642.1933.tb01640.x [details] Available for editors
[request]Taxonomy
redescription
Bastida-Zavala, José Rolando; ten Hove, Harry A. (2003). Revision of <i>Hydroides</i> Gunnerus, 1768 (Polychaeta: Serpulidae) from the Eastern Pacific Region and Hawaii. <em>Beaufortia.</em> 53(4): 67-110., available online at http://www.repository.naturalis.nl/record/505009 [details] Available for editors [request]
[request]Other
additional source
Kupriyanova, E.; Sun, Y.; Wong, E.; Ten Hove, H. (2023). Hydroides of the World. , available online at https://doi.org/10.1071/9781486311590
page(s): 127, fig. 64 [details]
page(s): 127, fig. 64 [details]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
From editor or global species database
Environment Not stated, but for H. inermis it is likely that the Latin inermis 'unarmed', is referring to the verticil spines without spinules. Monro stated the operculum "lacks spines both on the lower and the upper calix". [details]Syntype the Natural History Museum, London, BMNH 1933.7.10.426-430; Zoologisch Museum Amsterdam V.Pol.3087 [details]
Type locality James Bay, Isla Santiago (was James Island), Galapagos, Ecuador, map estimate -0.1959° -90.8424° [details]
