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Encyclopedia > Chimaeriformes
Chimaera
Image:chimaera-fish.jpg
Ratfish
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Order: Chimaeriformes
Families
Callorhynchidae
Rhinochimaeridae
Chimaeridae
Other meanings, based on a fantastic animal, are at Chimera

Chimaera is the common name of the species in the families Callorhynchidae, Rhinochimaeridae and Chimaeridae which all are closely related to sharks; they are also called ghost sharks.


Chimaeras live in temperate ocean floors and grow to be up to 2 meters. As all members of the chondrichthyes class, chimaeras have a cartilage instead of a skeleton. The skin is smooth and lacks scales, and its color can range from black to brownish gray.


For defense, the chimaera has a poisonous spine located in front of its dorsal fin.


Chimaeras resemble sharks in some ways: they employ claspers for internal fertilization of females and they lay eggs with leathery cases. They differ from sharks in that their upper jaw is fused with the skull; they also have separate anal and urogenital openings.


Chimaera was the flagship of Grand Admiral Thrawn in Timothy Zahn's Star Wars book trilogy. It was an Imperial Star Destroyer captained by Gilad Pellaeon. See Chimaera (Star Wars) for more information on this space craft.






  Results from FactBites:
 
Mesozoic Fishes Homepage (3510 words)
New chimaeriform taxa from the Albian-Cenomanian of Russia (in the vicinity of the town of Gubkin) and the Oligocene of Kazakhstan are described below.
Tooth plates of chimaeriforms Callorhynchidae (1-4) and Rhinochimaeridae (5-7) from the Upper Albian-Cenomanian of the Belgorod Region, Russia.
Chimaeriform tooth plates of the families Rhinochimaeridae (1, 2), Edaphodontidae (3) and Chimaeridae (4, 5) from the Upper Albian-Cenomanian of the Belgorod Region, Russia (1, 2, 4, 5) and the Oligocene of the Aktyubinsk Region, Kazakhstan (3).
Palaeos Vertebrates 70.500 Chondrichthyes: Chimaeriformes (600 words)
Chimaeriformes (Chordata, Chondrichthyes); Chimaeriformes; temp; COURTENAY MUSEUM:Animal Classification; The American Elasmobranch Society Hompage; CHIMAERA Bibliography (surprisingly useless); The American Elasmobranch Society Hompage; Dulvey, N.
In any case, yet a third school asserts that the pharyngohyal has been misidentified and that the chimaeroid first branchial arch is fully equivalent to the hyoid of sharks [C88].
In this regard, we may note that -- whatever chimaeroids may be -- all chimaeriforms show a remarkable amount of novelty and creativity in the development of labial or "premandibular" cartilages.
  More results at FactBites »


 
 

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