Dysomma dolichosomatum Karrer, 1983
Dysomma dolichosomatum
photo by Shao, K.T.

Family:  Synaphobranchidae (Cutthroat eels), subfamily: Ilyophinae
Max. size:  35.7 cm TL (male/unsexed)
Environment:  demersal; marine; depth range 105 - 897 m
Distribution:  Indo-West Pacific: off Madagascar, Taiwan, Philippines, and Solomon Islands;
Diagnosis:  Vertebrae: 146-156. This species is distinguished by the following characters: no pectoral fin; dorsal-fin origin about 0.8-1 HL behind gill opening, predorsal length 16.5-19.1% TL; anus posterior, about 1.5 time of HL behind gill opening, preanal length 23.3-28.6% TL; trunk long, trunk length 14.3-17.7% TL; 2 intermaxillary teeth; upper jaw with 2 irregular rows of small blunt teeth; vomer with 2 or 3 (mainly 3) compound teeth; lower jaw single row of 4 or 5 small compound teeth followed by 1 or 2 irregular rows of small blunt teeth; short cirri on surfaces of chin and jaws; head pores: IO 4, SO 3, M 6 (1 with 7), POP 1, AD1, F 0, ST 0; lateral-line pores are large, prepectoral 5 or 6, total 9-11, the last at slightly beyond the gill opening posteriorly; MVF 18-27-153, total vertebrae 146-156 (Ref. 106136).
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. (123251)
Threat to humans:  harmless
Country info:   
 

Entered by: Capuli, Estelita Emily - 27.08.01
Modified by: Bailly, Nicolas - 30.06.17

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