Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Superclassis/Classis: Actinopterygii
Classis/Subclassis: Actinopteri
Subclassis/Infraclassis: Neopterygii
Infraclassis: Teleostei
Megacohors: Elopocephalai
Supercohors: Elopocephala
Cohors/Superordo: Elopomorpha
Ordo: Anguilliformes
Subordo: Synaphobranchoidei
Familia: Synaphobranchidae
Subfamilia: Ilyophinae
Genus: Dysomma
Species (12): D. anguillare – D. brachygnathos – D. brevirostre – D. bucephalus – D. dolichosomatum – D. formosa – D. fuscoventralis – D. goslinei – D. longirostrum – D. melanurum – D. muciparus – D. opisthoproctus – D. polycatodon – D. robinsorum – D. taiwanensis – D. tridens
Name
Dysomma Alcock, 1889: 459
Gender: neuter
Type species: Dysomma bucephalus Alcock, 1889
Fixation: monotypy
Synonyms
Sinomyrus Lin, 1933
References
Primary references
Alcock, A.W. 1889: Natural history notes from H.M. Indian marine survey steamer `Investigator,' Commander Alfred Carpenter, R.N., D.S.O., commanding.—No. 13. On the bathybial fishes of the Bay of Bengal and neighbouring waters, obtained during the seasons 1885-1889. Annals and Magazine of Natural History (Series 6), 4 (24): 450–461. BHL
Additional references
Chen, Y.-Y. & H.-K. Mok, 2001: A new Synaphobranchid eel, Dysomma longirostrum (Anguilliformes: Synaphobranchidae), from the northeastern coast of Taiwan. Zoological Studies 40 (2): 79–83. Full article: [1].
Ho, H.-C., Smith, D.G. & Tighe, K.A. 2015. Review of the arrowtooth eel genera Dysomma and Dysommina in Taiwan, with the description of a new species (Anguilliformes: Synaphobranchidae: Ilyophinae). Zootaxa 4060(1): 86–104. DOI: 10.11646/zootaxa.4060.1.12. Preview (PDF) Full article (PDF) Reference page.
Ho, H-C. & Tighe, K.A. 2018. Three new species of the cutthroat eel genus Dysomma, with comments on the variation of D. taiwanense (Anguilliformes: Synaphobranchidae). Pp 52–67 In Ho, H-C., Holleman, W., Hilton, E.J., Smith, D.G. & McCosker, J.E. (eds.), Systematics and biodiversity of eels (orders Anguilliformes and Saccopharyngiformes) of Taiwan (II). Zootaxa, 4454(1): 1–237. Reference page. Zootaxa 4454(1): 52–67. DOI: 10.11646/zootaxa.4454.1.7 Open access PDF Reference page.
Links
ION
Nomenclator Zoologicus
Dysomma species list in FishBase,
Froese, R. & Pauly, D. (eds.) 2024. FishBase. World Wide Web electronic publication, www.fishbase.org, version 02/2024.
Dysomma and its species (including synonyms) in Catalog of Fishes, Eschmeyer, W.N., Fricke, R. & van der Laan, R. (eds.) 2024. Catalog of Fishes electronic version.
ITIS
Dysomma is a genus of marine ray-finned fishes belonging to the family Synaphobranchidae, the cutthroat eels. These eels are found in the Atlantic, Indian and Pacific Oceans.
Species
There are currently 21 recognized species in this genus:[2]
Dysomma achiropteryx Prokofiev, 2019
Dysomma alticorpus Fricke, Golani, Appelbaum-Golani & Zajonz, 2018 (pale cutthroat eel)
Dysomma anguillare Barnard, 1923 (short-belly arrowtooth eel)
Dysomma brachygnathos H. C. Ho & Tighe, 2018 (short-jaw cutthroat eel)
Dysomma brevirostre (Facciolà, 1887) (pig-nosed arrowtooth eel)
Dysomma bucephalus Alcock, 1889
Dysomma bussarawiti Prokofiev, 2019
Dysomma dolichosomatum Karrer, 1982
Dysomma formosa H. C. Ho & Tighe, 2018 (white cutthroat eel)
Dysomma fuscoventralis Karrer & Klausewitz, 1982
Dysomma goslinei C. H. Robins & C. R. Robins, 1976
Dysomma intermedium Vo & Ho, 2024
Dysomma longirostrum Y. Y. Chen & H. K. Mok, 2001
Dysomma melanurum J. S. T. F. Chen & H. T. C. Weng, 1967
Dysomma muciparus (Alcock, 1891)
Dysomma opisthoproctus Y. Y. Chen & H. K. Mok, 1995
Dysomma phuketense Prokofiev, 2019
Dysomma polycatodon Karrer, 1982
Dysomma robinsorum H. C. Ho & Tighe, 2018 (Robinses' cutthroat eel)
Dysomma taiwanensis H. C. Ho, D. G. Smith & Tighe, 2015 (Taiwanese arrowtooth eel) [3]
Dysomma tridens C. H. Robins, E. B. Böhlke & C. R. Robins, 1989
References
Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Genera in the family Synaphobranchidae". Catalog of Fishes. California Academy of Sciences. Retrieved 7 November 2024.
Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Species in the genus Dysomma". Catalog of Fishes. California Academy of Sciences. Retrieved 7 November 2024.
Ho, H.-C.; Smith, D.G. & Tighe, K.A. (2015). "Review of the arrowtooth eel genera Dysomma and Dysommina in Taiwan, with the description of a new species (Anguilliformes: Synaphobranchidae: Ilyophinae)" (PDF). Zootaxa. 4060 (1): 86–104.
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