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Encyclopedia > Lamniformes
Lamniformes
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Chondrichthyes
Order: Lamniformes
Families

Odontaspididae (sand tigers)
Mitsukurinidae (goblin shark)
Pseudocarchariidae (crocodile shark)
Megachasmidae (megamouth shark)
Alopiidae (thresher sharks)
Cetorhinidae (basking shark)
Lamnidae (mackerel sharks)
Great

Lamniformes is an order of sharks commonly known as the mackerel sharks. It includes some of the most familiar species of sharks, such as the Great White Shark, and some extremely rare types, such as the Megamouth Shark.


Characteristics of the order include: two dorsal fins, an anal fin, five gill slits, eyes without nictitating membrane, and mouth extending behind the eyes.


  Results from FactBites:
 
Lamniformes - Encyclopedia.com (1303 words)
Lamniformes (class Chondrichthyes, subclass Elasmobranchii) An order of sharks (not recognized by all authorities) that have two dorsal fins without spines and, typically, an anal fin.
Associated tooth set of the Late Cretaceous Lamniform shark, Scapanorhynchus raphiodon (Mitsukurinidae), from the Niobrara Chalk of western Kansas.
Lamniformes Rhincodontidae (carpet sharks) Whale shark (Rhincodon typus).
Highbeam Encyclopedia - Search Results for Sharks (1465 words)
Carcharhinidae (whaler shark, blue shark, tiger shark; subclass Elasmobranchii, order Lamniformes) A large family of mainly pelagic sharks, in which the last of the five gill slits are placed over the origin of the pectoral fin ; the spiracle is narrow and slit-like, and the first and larger of...
Odontaspididae (Carchariidae; grey nurse shark, sand tiger; subclass Elasmobranchii, order Lamniformes) A small family of large sharks that have all the gill slits in front of the pectoral fin, sharp, non-serrated teeth, and two dorsal fins equal in size to the anal fin.
Rhincodontidae (whale shark; subclass Elasmobranchii, order Lamniformes) A monospecific family (Rhincodon typus) comprising a shark that is thought to reach a length of more than 15 m and has the distinction of being the world's largest fish.
  More results at FactBites »

 
 

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