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Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Osteichthyes
Classis: Actinopterygii
Subclassis: Neopterygii
Infraclassis: Teleostei
Superordo: Elopomorpha
Ordo: Anguilliformes
Subordo: Anguilloidei
Familia: Heterenchelyidae
Genera: Panturichthys - Pythonichthys


* Froese, R. and D. Pauly. Editors. 2006. FishBase, version (02/2006). [1]

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.[1] They have large mouths and no pectoral fins, and range from 32 centimetres (13 in) to 149 centimetres (59 in) in length.


There are just eight species in two genera:[2]

Family Heterenchelyidae

* Genus Panturichthys
o Panturichthys fowleri
o Panturichthys isognathus
o Panturichthys longus
o Panturichthys mauritanicus (Mauritanian shortface eel)
* Genus Pythonichthys
o Pythonichthys asodes (Pacific mud eel)
o Pythonichthys macrurus
o Pythonichthys microphthalmus
o Pythonichthys sanguineus


1. ^ McClosker, John F. (1998). Paxton, J.R. & Eschmeyer, W.N.. ed. Encyclopedia of Fishes. San Diego: Academic Press. p. 89. ISBN 0-12-547665-5.
2. ^ Froese, Rainer, and Daniel Pauly, eds. (2009). "Heterenchelyidae" in FishBase. January 2009 version.

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Source: Wikipedia, Wikispecies: All text is available under the terms of the GNU Free Documentation License