Directory of Holocephali Resources

Home > Science > Biology > Flora and Fauna > Animalia > Chordata > Fish > Cartilaginous > Holocephali

The chimaeras are characterized by having tooth plates in their mouths for crushing hard food and a dorsal spine with a venom sac at its base. They are found in deep subarctic and Antarctic waters and are an evolutionary backwater.

Resources in This Category

• Australian Ghost Shark

  http://en.wikipedia.org/wiki/Australian_ghost_shark
  Photograph and information on this fish, Callorhinchus milii, which is known as the elephant fish in Australia and New Zealand where it is found.

• Chimaera

  http://en.wikipedia.org/wiki/Chimaera
  Information from Wikipedia and several photographs of this fish, sometimes known as the ratfish, rabbitfish or ghost shark, and details of the six genera in three families.

• Chimaera: Hydrolagus affinis

  http://www.gma.org/fogm/Hydrolagus_affinis.htm
  Drawing and description of this curiously shaped fish and details of its range.

• Chimaeroids

  http://www.oceansofkansas.com/Chimaeroid.html
  Painting by Roy Troll of Hydrolagis trolli, a newly named species, and information on the fossil remains of ratfish from the Smoky Hill Chalk.

• Hydrolagus colliei (Spotted Ratfish)

  http://www.digimorph.org/specimens/Hydrolagus_collei/head/
  Images of a preserved specimen of this species, including an enlargement of the tooth plates.

• Spotted Ratfish

  http://en.wikipedia.org/wiki/Spotted_ratfish
  Photographs and information from Wikipedia on this interesting species, Hydrolagus colliei, which gets its name from its pointed rat-like tail.

• Spotted Ratfish: Hydrolagus colliei

  http://www.coldwaterimages.com/spotted_ratfish.html
  Two clear photographs of this species from Cold Water Images.

 

Home > Science > Biology > Flora and Fauna > Animalia > Chordata > Fish > Cartilaginous > Holocephali

 

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