Lantern sharks (Etmopteridae)

General data

Main name: Lantern sharks

Classification

Order: Squaliformes - Sleeper and dogfish sharks
Class: Elasmobranchii - Sharks and Rays
Superclass: Chondrichthyes - Cartilaginous fishes

Description

The Etmopteridae are a family of sharks in the order Squaliformes, commonly known as lantern sharks. Their name comes from the presence of light-producing photophores on their bodies. The members of this family are small, under 90 cm (35 in) long, and are found in deep waters worldwide. The 45 species are placed in five genera. Three-quarters of the species are in the genus Etmopterus. Genera:

Aculeola
Centroscyllium
Etmopterus
Trigonognathus

Genera

Etmopterus

Aculeola

Centroscyllium

Trigonognathus

Taxonomy of Fishes

Osteichthyes - Bony fishes->
Chondrichthyes - Cartilaginous fishes->
- Elasmobranchii - Sharks and Rays->
  - Lamniformes - Mackerel sharks->
  - Carcharhiniformes - Ground sharks->
  - Rhinopristiformes - Shovelnose rays->
  - Torpediniformes - Electric rays->
  - Rajiformes - Skates and rays->
  - Orectolobiformes - Carpet shark->
  - Squatiniformes - Angelsharks->
  - Heterodontiformes - Bullhead and horn sharks->
  - Hexanchiformes - Six-gill sharks->
  - Myliobatiformes - Stingrays->
  - Squaliformes - Sleeper and dogfish sharks->
    
    Squalidae - Dogfish sharks->
    
    Somniosidae - Sleeper sharks->
    
    Etmopteridae - Lantern sharks->
    
    Centrophoridae - Gulper sharks->
    
    Dalatiidae - Sleeper sharks->
    
    Oxynotidae - Rough sharks->
  - Echinorhiniformes - Bramble sharks->
  - Pristiophoriformes - Saw sharks->
- Holocephali - Chimaeras->
Agnatha - Jawless fishes->