World Register of Deep-Sea species

WoRMS taxon details

Onyx Cobb, 1891

AphiaID

2597 (urn:lsid:marinespecies.org:taxname:2597)

Classification

Status

accepted

Rank

Genus

Type taxon

Onyx perfectus Cobb, 1891

Parent

Spiriniinae Chitwood, 1936

Synonymised names

Oistolaimus Ditlevsen, 1921 · unaccepted

Direct children (25)

Ordering

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Species Onyx adenophorus Blome & Riemann, 1994
Species Onyx balochiensis Nasira, Rehmat & Shahina, 2011
Species Onyx blomei Tu, Smol, Vanreusel & Thanh, 2011
Species Onyx brevispiculatum (Inglis, 1963) Armenteros et al., 2014
Species Onyx cangionensis Tu, Smol, Vanreusel & Thanh, 2011
Species Onyx cannoni Blome & Riemann, 1994
Species Onyx cephalispiculus Hourston & Warwick, 2010
Species Onyx cobbi Tu, Smol, Vanreusel & Thanh, 2011
Species Onyx dimorphus Gerlach, 1963
Species Onyx disparamphis Tchesunov, Jeong & Lee, 2022
Species Onyx exiguus Leduc & Zhao, 2023
Species Onyx ferox (Ditlevsen, 1921) Gerlach, 1951
Species Onyx litorale (Schulz, 1938) Armenteros et al., 2014
Species Onyx macramphis Blome & Riemann, 1994
Species Onyx mangrovi Tu, Smol, Vanreusel & Thanh, 2011
Species Onyx minor Huang & Wang, 2015
Species Onyx monstrosum (Gerlach, 1956) Armenteros et al., 2014
Species Onyx orientalis Tu, Smol, Vanreusel & Thanh, 2011
Species Onyx paradimorphus Tu, Smol, Vanreusel & Thanh, 2011
Species Onyx perfectus Cobb, 1891
Species Onyx potteri Hourston & Warwick, 2010
Species Onyx rizhaoensis Huang & Wang, 2015
Species Onyx rugatus Wieser, 1959
Species Onyx sagittarius Gerlach, 1950
Species Onyx septempapillatus Wieser, 1954

Environment

marine

Original description

Cobb, N. A. (1891). Onyx and Dipeltis: new Nematode Genera, with a note on Dorylaimus. Proceedings of the Linnean Society of New South Wales. 2(6): 143-158., available online at https://www.biodiversitylibrary.org/page/6561147#page/181/mode/1up [details]

Taxonomic citation

Nemys eds. (2025). Nemys: World Database of Nematodes. Onyx Cobb, 1891. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=2597 on 2025-07-17

Taxonomic edit history

Date

action

2004-12-21 15:54:05Z

created

db_admin

2013-01-25 12:33:02Z

changed

Vanaverbeke, Jan

2016-11-29 21:12:34Z

changed

Mokievsky, Vadim

Licensing

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

[taxonomic tree]

Nomenclature

original description Cobb, N. A. (1891). Onyx and Dipeltis: new Nematode Genera, with a note on Dorylaimus. Proceedings of the Linnean Society of New South Wales. 2(6): 143-158., available online at https://www.biodiversitylibrary.org/page/6561147#page/181/mode/1up [details]

original description (of Oistolaimus Ditlevsen, 1921) Ditlevsen, H. (1921). Papers from Dr. Th. Mortensens Pacific Expedition 1914-16. III Marine free-living Nematodes from the Auckland and Campbell Islands. Videnskabelige Meddelelser fra Dansk naturhistorisk Forening i Kjøbenhavn. 73: 1-39. [details]

basis of record Nemaslan: Biodiversity of Antarctic Nematodes (2004). (look up in IMIS) [details]

Taxonomy

taxonomy source Blome, D. and Riemann, F. (1994). Sandy Beach Meiofauna of Eastern Australia (Southern Queensland and New South Wales). III* Revision of the Nematode Genus Onyx Cobb, 1891, with a Description of Three New Species (Nematoda: Desmodorida). Invertebrate Taxonomy. 8(6): 1483-1492.
page(s): 1491; note: Annoteted list of species [details]

taxonomy source Huang, Y.; Wang, H. (2015). Review of Onyx Cobb (Nematoda: Desmodoridae) with description of two new species from the Yellow Sea, China. Journal of the Marine Biological Association of the United Kingdom. 95(06): 1127-1132., available online at https://doi.org/10.1017/s0025315414002069
page(s): 1130-1132; note: Key for species (males) [details]

taxonomy source Tchesunov, A. V.; Jeong, R.; Lee, W. (2022). Onyx disparamphis sp. n. (Nematoda, Desmodorida) from South Korea with a taxonomic review of the genus. PeerJ. 10: e13010., available online at https://doi.org/10.7717/peerj.13010
note: List of valid species [details]

taxonomy source Tu, N. D.; Smol, N.; Vanreusel, A.; Thanh Nguyen Vu. (2011). Six new species of the genus Onyx Cobb, 1891 (Nematoda: Desmodoridae) from coastal areas in Vietnam. Russian Journal of Nematology. 19(1): 1-20.
page(s): 19-20; note: Key to species [details]

Ecology

ecology source Raes, M.; De Troch, M.; Ndaro, S. G. M.; Muthumbi, A.; Guilini, K.; Vanreusel, A. (2007). The structuring role of microhabitat type in coral degradation zones: a case study with marine nematodes from Kenya and Zanzibar. Coral Reefs. 26 (1): 13-126. [details]

Other

additional source Various Authors (2000). Nematode filing cabinet of the Marine Biology Section Ugent - in combination with the NemasLan Ms-Access database (published on CD-Rom, 2000) (look up in IMIS) [details]

additional source Verschelde, D.; Nicholas, W.; Vincx, M. (2006). A Review of the Genera Croconema Cobb, 1920 and Pseudochromadora Daday, 1899 (Nematoda, Desmodoroidea): New Species from the Coasts of Kenya and Australia. Hydrobiologia. 571, 17-40. (look up in IMIS) [details]

additional source Anonymous. (1973). Heterodera Rostochiensis Tatu 1973. H.H.3717. VI 73. 500. MB.05203. [details]

additional source Baguley, J.G., L.J. Hyde & P.A. Montagna. (2004). A semi-automated digital microphotographic approach to measure meiofaunal biomass. Limnology and Oceanography: Methods. 225: 181-190. [details]

additional source Féral, J.-P. (2002). Review article: How useful are the genetic markers in attempts to understand and manage marine biodiversity?. Journal of Experimental Marine Biology and Ecology. 268: 121-145. [details]

additional source Guo, Y., M.N. Helléouet & G. Boucher. (2008). Spatial patterns of meiofauna and diversity of nematode species assemblages in the Uvea lagoon (Loyalty Islands, South Pacific). Journal of the Marine Biological Association of the United Kingdom. 88(5): 931–940. [details]

additional source Venekey, V.; Fonseca-Genevois, V.; Santos, P. J. P. (2010). Biodiversity of free-living marine nematodes on the coast of Brazil: a review. Zootaxa. 2568: 39–66. [details]

additional source Derycke, S.; Vanaverbeke, J.; Rigaux, A.; Backeljau, T.; Moens, T. (2010). Exploring the Use of Cytochrome Oxidase c Subunit 1 (COI) for DNA Barcoding of Free-Living Marine Nematodes. PLoS ONE. 5(10): e13716., available online at https://doi.org/10.1371/journal.pone.0013716 [details]