Scientific Name	Dysomma polycatodon   Pronounce			by: Wei-Ting Yang, NTOU
Author	Karrer, 1982	Depth	100 - 200M
Chinese	多齒前肛鰻	Poisonous Fish	No
Family_Chinese	合鰓鰻科	Economic Fish	No
Family	F080　Synaphobranchidae	Edible Fish	No	Chinese In Mainland China	多齒前肛鰻
Max Length		Aquarium Fish	No	Common Name	合鰓鰻
Distribution in World	India Ocean to West Pacific Ocean	Distribution in Taiwan	South
Habitats	Benthos、Coastal	Holotype Locality	Northwestern Madagascar, 15°21'S, 46°11'E, depth 170-175 meters
Synonyms
Reference	陳餘鋆, 2002. 臺灣深海鰻類的分類,分布,柔軟器官及以腦部形態與尾鰭骨骼探討真鰻類及糯鰻亞目之親緣關係; 楊瑋庭 , 2011. 碩士論文:臺灣合鰓鰻科魚類之初步分類研究.; Karrer, C. , 1982. Anguilliformes du canal de mozambique (Pisces, Teleostei). Fauna tropicale. 23: 1-116; Chen, Y. Y. and H. K. Mok, 2001. A new synaphobranchid eel, Dysomma longirostrum (Anguilliformes:Synaphobranchidae), from the northeastern coast of Taiwan.Zoological studies. 40(2): 79-83.  Böhlke, J. E. 1949 Karrer, C. 1982 沈世傑 編 Shih-Chieh Shen ed. 1993 Chen, Y. Y. etc. 1995 Chen, Y. Y. etc. 2001
Specimen List	SIO00-35.
Common Name	Shortbelly eel
Redlist Status	Not in IUCN Redlist
Characteristic	No scale. Pectoral fin present. Upper jaw longer than lower jaw. Premaxillary teeth 2. Upper jaw teeth small, in 3 rows; lower jaw teeth in 1 row, anterior two large vomerine teeth 5. Premaxillary vomerine teeth compound, Dorsal fin origin in advance of pectoral fin. Vertebrae 128-140. Total length 15.6 of body depth, 7.4 of head length; caudal length 6.7 of the length from head to trunk; head length 5.1 of snout length; snout length 3.3 of diameter of eye. Rictus behind rear of eye. Eye small. Length of anus to gill slit shortor than head length. Body color brown. Dorsal and anal fin white.
habitats	Demersal fishes; inhabit in 100 to 400 meters deep, feed on small fishes, crustaceans and other invertebrates.
Distribution	West Indian and West Pacific.
Utility	No enough quantity for fishery.