Dysomma is a genus of eels in the cutthroat eel family Synaphobranchidae.
The flatnose xenocongrid eel, flat-nosed xenocongrid eel, or flat-nosed conger eel, Chilorhinus platyrhynchus, is an eel in the family Chlopsidae. It was described by John Roxborough Norman in 1922, originally under the genus Brachyconger. It is a tropical marine eel which is known from the Pacific Ocean. It typically dwells at depths from 5 to 25 m, and leads a benthic lifestyle. Males can reach a maximum standard length of 17.8 cm.
The froghead eel is an eel in the family Colocongridae. It was described by Alfred William Alcock in 1889. It is a marine, deep-water dwelling eel which is known from the Indo-west Pacific, including East Africa, Madagascar, and southern Japan. It dwells at a depth range of 300–1134 metres. Males can reach a maximum total length of 50 centimetres.
Bathycongrus macrocercus is an eel in the family Congridae. It was described by Alfred William Alcock in 1894, originally under the genus Congromuraena. It is a marine, deep water-dwelling eel which is known from the Andaman Islands, in the eastern Indian Ocean.
Bathycongrus nasicus is an eel in the family Congridae. It was described by Alfred William Alcock in 1894, originally under the genus Congromuraena. It is a marine, deep water-dwelling eel which is known from the Indian Ocean, including the Arabian Sea, the Bay of Bengal, and the Gulf of Aden. It dwells at a depth range of 230–1040 metres.
Gnathophis musteliceps is an eel in the family Congridae. It was described by Alfred William Alcock in 1894, originally under the genus Congromuraena. It is a marine, deep water-dwelling eel which is known from the Bay of Bengal, in the western Indian Ocean. It dwells at a depth range of 265–457 metres.
Promyllantor purpureus is an eel in the family Congridae. It was described by Alfred William Alcock in 1890. It is a marine, deep water-dwelling eel which is known from the Indo-Western Pacific, including India and Indonesia. It is known to dwell at a depth range of 1,120 to 2,250 metres.
Rhynchoconger squaliceps is an eel in the family Congridae. It was described by Alfred William Alcock in 1894, originally under the genus Congromuraena. It is a marine, tropical eel which is known from the Bay of Bengal, in the western Indian Ocean. It is known to dwell at a depth of 234 metres (768 ft).
Xenomystax trucidans is an eel in the family Congridae. It was described by Alfred William Alcock in 1894. It is a marine, deep water-dwelling eel which is known from Maldives and Laccadives, in the western Indian Ocean. It is known to dwell at a depth of 1,316 metres (4,318 ft), but is more commonly found at a depth range of 400 to 800 metres. Males can reach a maximum total length of 64.5 centimetres (25.4 in).
Gavialiceps taeniola is an eel in the family Muraenesocidae. It was described by Alfred William Alcock in 1889. It is a marine, deep water-dwelling eel which is known from the Indian Ocean, including the Arabian Sea, Oman, and the Bay of Bengal. It dwells at a depth range of 350 to 1,046 metres. Males can reach a maximum total length of 64.7 centimetres (25.5 in).
Nettenchelys taylori is an eel in the family Nettastomatidae. It was described by Alfred William Alcock in 1898. It is a marine, deep-water dwelling eel which is known from a single specimen from India, in the western Indian Ocean. From the specimen it is known to dwell at a depth of 786 metres (2,579 ft), and females are known to reach a total length of 53.3 centimetres (21.0 in).
Dysomma anguillare, the shortbelly eel, stout moray, mustard eel, or arrowtooth eel, is an eel in the family Synaphobranchidae. It was described by Keppel Harcourt Barnard in 1923. It is a marine, tropical eel which is known from the western Atlantic Ocean and Indo-Western Pacific, including the United States, Venezuela, South Africa, Zanzibar, and Japan. It dwells at a depth range of 30 to 270 metres, and inhabits muddy sediments in coastal waters and large rivermouths. Males can reach a maximum total length of 52 centimetres (20 in).
Dysomma brevirostre, the pignosed arrowtooth eel or Batnose eel,) is an eel in the family Synaphobranchidae. It was described by Luigi Facciolà in 1887. It is a marine, deep water-dwelling eel which is known from the eastern and western Atlantic Ocean, including Madeira Island, the Gulf of Guinea, the Ligurian Sea, Italy, and Florida and Hawaii, USA. It dwells at a depth range of 200 to 1,000 metres, and inhabits soft sediments on the continental slope. Males can reach a maximum total length of 30 centimetres (12 in).
Dysomma bucephalus is an eel in the family Synaphobranchidae. It was described by Alfred William Alcock in 1889. It is a tropical, marine eel which is known from the Indo-Pacific. It is known to dwell at a maximum depth of 353 metres.
Dysomma dolichosomatum is an eel in the family Synaphobranchidae. It was described by Christine Karrer in 1983. It is a tropical, marine eel which is known from the Indo-Pacific. It dwells at a depth range of 550–555 metres.
Dysomma goslinei is an eel in the family Synaphobranchidae. It was described by Catherine H. Robins and Charles Richard Robins in 1976. It is a tropical, marine eel which is known from the Indo-Pacific. Males can reach a maximum total length of 19.7 centimetres.
Dysomma longirostrum is an eel in the family Synaphobranchidae. It was described by Chen Yu-Yun and Michael Hin-Kiu Mok in 2001. It is a marine, temperate water-dwelling eel which is known from Taiwan, in the northwestern Pacific Ocean. It dwells at a depth range of 100–150 metres. Males can reach a maximum total length of 19.6 centimetres.
Dysomma melanurum is an eel in the family Synaphobranchidae. It was described by Johnson T. F. Chen and Herman Ting-Chen Weng in 1967. It is a subtropical, marine eel which is known from the western Pacific Ocean. Males can reach a maximum total length of 23.7 centimetres.
Dysomma opisthoproctus is an eel in the family Synaphobranchidae. It was described by Chen Yu-Yun and Michael Hin-Kiu Mok in 1995. It is a subtropical, marine eel which is known only from northeastern Taiwan, in the northwestern Pacific Ocean. It is known to dwell at a maximum depth of 200 metres. Males are known to reach a total length of 42.1 centimetres.
Dysomma polycatodon is an eel in the family Synaphobranchidae. It was described by Christine Karrer in 1983. It is a tropical, marine eel which is known from the Indo-Pacific. It is known to dwell at a depth range of 170–175 metres.
