Deep-Sea name details
Pilargis hamatus Hartman, 1960
339607 (urn:lsid:marinespecies.org:taxname:339607)
unaccepted (superseded original combination)
Species
marine, brackish, fresh, terrestrial
recent only
Hartman, Olga. (1960). Systematic account of some marine invertebrate animals from the deep basins off southern California. <em>Allan Hancock Pacific Expeditions.</em> 22(2): 69-216, plates 1-19., available online at https://biodiversitylibrary.org/page/4682240
page(s): 88-89, plate 7 figs. 4-6 [details] Available for editors
page(s): 88-89, plate 7 figs. 4-6 [details] Available for editors
Holotype LACM AHF, geounit Catalina Basin
, Note 9.7 miles, 118°T. of North Light, Santa...
Holotype LACM AHF, geounit Catalina Basin [details]
From editor or global species database
Type locality 9.7 miles, 118°T. of North Light, Santa Barbara Island, Santa Catalina Basin, Southern California, Pacific Ocean, Velero IV Sta. 3025-55 (33°37'38''N, 119°30'28''W), 1918 m, grey-green sandy mud. [details]
Type material Natural History Museum of Los Angeles County, Los Angeles (USA). [details]
Depth range 22-976 m.
Depth range Deep-sea context derived from a specimen depth data search
Distribution Pacific Ocean: Southern California.
Etymology Not stated in the original description. The specific epithet hamatus is a Latin adjective meaning 'hooked' or 'crooked',...
Taxonomy Moved to different genus.
Depth range 22-976 m. [details]
Depth range Deep-sea context derived from a specimen depth data search
Depth range Deep-sea context derived from a specimen depth data search [details]
Distribution Pacific Ocean: Southern California.
Distribution Pacific Ocean: Southern California. [details]
Etymology Not stated in the original description. The specific epithet hamatus is a Latin adjective meaning 'hooked' or 'crooked',...
Etymology Not stated in the original description. The specific epithet hamatus is a Latin adjective meaning 'hooked' or 'crooked', and refers presumably to the presence of ''Large, sharply recurved yellow notopodial hooks [...] first present from the fourth, fifth, sixth or seventh segment'' (Hartman, 1960: 89). [details]
Taxonomy Moved to different genus.
Taxonomy Moved to different genus. [details]
Read, G.; Fauchald, K. (Ed.) (2025). World Polychaeta Database. Pilargis hamatus Hartman, 1960. Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2025) World Register of Deep-Sea species (WoRDSS) at: https://marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=339607 on 2026-07-04
Glover, A.G.; Higgs, N.; Horton, T. (2026). World Register of Deep-Sea species (WoRDSS). Pilargis hamatus Hartman, 1960. Accessed at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=339607 on 2026-07-04
Date
action
by
original description
Hartman, Olga. (1960). Systematic account of some marine invertebrate animals from the deep basins off southern California. <em>Allan Hancock Pacific Expeditions.</em> 22(2): 69-216, plates 1-19., available online at https://biodiversitylibrary.org/page/4682240
page(s): 88-89, plate 7 figs. 4-6 [details] Available for editors
context source (Deepsea) Hartman, Olga. (1960). Systematic account of some marine invertebrate animals from the deep basins off southern California. <em>Allan Hancock Pacific Expeditions.</em> 22(2): 69-216, plates 1-19., available online at https://biodiversitylibrary.org/page/4682240 [details] Available for editors
new combination reference Salazar-Vallejo, Sergio I. (1986). Pilargidae (Annelida: Polychaeta) de Mexico: Lista de especies, nueva especie y biografia. <em>Cahiers de Biologie Marine.</em> 27(2): 192-210., available online at http://application.sb-roscoff.fr/cbm/archives.htm
page(s): 198; note: as Ancistargis hamata [details] Available for editors
page(s): 88-89, plate 7 figs. 4-6 [details] Available for editors
context source (Deepsea) Hartman, Olga. (1960). Systematic account of some marine invertebrate animals from the deep basins off southern California. <em>Allan Hancock Pacific Expeditions.</em> 22(2): 69-216, plates 1-19., available online at https://biodiversitylibrary.org/page/4682240 [details] Available for editors
new combination reference Salazar-Vallejo, Sergio I. (1986). Pilargidae (Annelida: Polychaeta) de Mexico: Lista de especies, nueva especie y biografia. <em>Cahiers de Biologie Marine.</em> 27(2): 192-210., available online at http://application.sb-roscoff.fr/cbm/archives.htm
page(s): 198; note: as Ancistargis hamata [details] Available for editors
Present Inaccurate Introduced: alien Containing type locality
Holotype LACM AHF, geounit Catalina Basin [details]
Paratype LACM AHF, geounit Southern California [details]
From editor or global species database
Depth range 22-976 m. [details]Depth range Deep-sea context derived from a specimen depth data search [details]
Distribution Pacific Ocean: Southern California. [details]
Etymology Not stated in the original description. The specific epithet hamatus is a Latin adjective meaning 'hooked' or 'crooked', and refers presumably to the presence of ''Large, sharply recurved yellow notopodial hooks [...] first present from the fourth, fifth, sixth or seventh segment'' (Hartman, 1960: 89). [details]
Habitat Silty and sandy sediments, from shallow shelf depths to deep basins. [details]
Taxonomy Moved to different genus. [details]
Type locality 9.7 miles, 118°T. of North Light, Santa Barbara Island, Santa Catalina Basin, Southern California, Pacific Ocean, Velero IV Sta. 3025-55 (33°37'38''N, 119°30'28''W), 1918 m, grey-green sandy mud. [details]
Type material Natural History Museum of Los Angeles County, Los Angeles (USA). [details]
