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.
Carcharhinidae (whaler shark, blue shark, tiger shark; subclass Elasmobranchii, orderLamniformes) 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, orderLamniformes) 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, orderLamniformes) 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.