? Cutthroat eels
Muddy Arrowtooth Eel, Ilyophis brunneus. From plate 43 of Oceanic Ichthyology by G. Brown Goode and Tarleton H. Bean, published 1896.
Scientific classification
Kingdom: Animalia Phylum: Chordata Class: Actinopterygii Order: Anguilliformes Family: Synaphobranchidae
Genera
Atractodenchelys Diastobranchus Dysomma Dysommina Haptenchelys Histiobranchus Ilyophis Linkenchelys Meadia Simenchelys Synaphobranchus Thermobiotes

Cutthroat eels are a family, Synaphobranchidae, of eels. They are native to the Atlantic, Pacific and Indian Oceans. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Phyla Porifera (sponges) Ctenophora (comb jellies) Cnidaria (coral, jellyfish, anemones) Placozoa (trichoplax) Subregnum Bilateria (bilateral symmetry) Acoelomorpha (basal) Orthonectida (parasitic to flatworms, echinoderms, etc. ... Typical Classes Subphylum Urochordata - Tunicatas Ascidiacea Thaliacea Larvacea Subphylum Cephalochordata - Lancelets Subphylum Myxini - Hagfishes Subphylum Vertebrata - Vertebrates Petromyzontida - Lampreys Placodermi (extinct) Chondrichthyes - Cartilaginous fishes Acanthodii (extinct) Actinopterygii - Ray-finned fishes Actinistia - Coelacanths Dipnoi - Lungfishes Amphibia - Amphibians Reptilia - Reptiles Aves - Birds Mammalia - Mammals Chordates (phylum Chordata) include the vertebrates, together with... Orders See text The Actinopterygii are the ray-finned fish. ... The Anguilliformes (true eels) are an order of bony fishes. ... Families Suborder Anguilloidei Anguillidae (freshwater eels) Heterenchelyidae Moringuidae (worm eels) Xenocongridae (false morays) Muraenidae (moray eels) Myrocongridae Suborder Nemichthyoidei Nemichthyidae (snipe eels) Serrivomeridae (sawtooth snipe eels) Cyemidae (bobtail snipe eels) Suborder Congroidei Congridae (congers) Muraenesocidae (conger pikes) Nettastomatidae (witch eels) Nessorhamphidae (duckbilled eels) Derichthyidae (neck eels) Ophichthidae (snake eels) Macrocephenchelyidae... The Atlantic Ocean is Earths second-largest ocean, covering approximately one_fifth of its surface. ... For other meanings of Pacific, see Pacific (disambiguation). ...

There are 36 species in 12 genera, including:

• Genus Diastobranchus
  • Basketwork Eel, Diastobranchus capensis.
• Genus Ilyophis
  • Muddy Arrowtooth Eel, Ilyophis brunneus
• Genus Histiobranchus
  • Deepwater Arrowtooth Eel, Histiobranchus bathybius.
  • Bruun's Cutthroat Eel, Histiobranchus bruuni.
• Genus Simenchelys
  • Snubnosed Eel, Simenchelys parasitica
• Genus Synaphobranchus
  • Grey Cutthroat Eel, Synaphobranchus affinis.

In some classifications (for example, ITIS), this family is split, with Simenchelys in its own family, Simenchelyidae. The Integrated Taxonomic Information System or ITIS is a partnership designed to provide consistent and reliable information on the taxonomy of biological species. ...

References

• "Synaphobranchidae". FishBase. Ed. Ranier Froese and Daniel Pauly. January 2006 version. N.p.: FishBase, 2006.