The shorttailed shortfaced eelCommon names for ''Pythonichthys microphthalmus''
at www.fishbase.org. (''Pythonichthys microphthalmus'') is an eel in the family

Heterenchelyidae The Heterenchelyidae or mud eels are a small family of eels native to the Atlantic, Mediterranean, and eastern Pacific. Heterenchelyids are bottom-dwelling fish adapted to burrowing into soft mud. They have large mouths and no pectoral fin F ...

(mud eels).''Pythonichthys microphthalmus''
at www.fishbase.org. It was described by Charles Tate Regan in 1912, originally under the genus '' Heterenchelys''.Regan, C. T., 1912 (1 Sept.) ef. 3647''Description of two new eels from West Africa, belonging to a new genus and family.'' Annals and Magazine of Natural History (Series 8) v. 10 (no. 57): 323-324. It is a tropical,

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

eel which is known from

Mauritania Mauritania (; ar, موريتانيا, ', french: Mauritanie; Berber: ''Agawej'' or ''Cengit''; Pulaar: ''Moritani''; Wolof: ''Gànnaar''; Soninke:), officially the Islamic Republic of Mauritania ( ar, الجمهورية الإسلامية ...

to Angola, in the eastern Atlantic Ocean. It typically dwells at a depth range of 40–150 metres. Males can reach a maximum total length of 50.5 centimetres.

References

Heterenchelyidae Fish described in 1912 {{Anguilliformes-stub