Search results
Results From The WOW.Com Content Network
1877 drawing of the bluntnose sixgill shark. The first scientific description of the bluntnose sixgill shark was authored in 1788 by Pierre Joseph Bonnaterre.As a member of the family Hexanchidae, it has more close relatives in the fossil record than living relatives.
The sixgill sharks are a genus, Hexanchus, of deepwater sharks in the family Hexanchidae.These sharks are characterized by a broad, pointed head, six pairs of gill slits, comb-like, yellow lower teeth, and a long tail.
The Atlantic sixgill shark (Hexanchus vitulus) is a rare species of hexanchid shark found in the Atlantic Ocean at depths that are greater than 300 meters. [1] These depths are known as mesopelagic and bathypelagic in tropical and temperate waters around the world. [1]
A team of scientists recently captured the elusive bluntnose sixgill shark, a deep-sea fish that has been on Earth before dinosaurs, on film.
The bigeyed sixgill shark (Hexanchus nakamurai) is a cow shark of the family Hexanchidae. Its dorsal surface has a brownish-gray color, and is sharply separated from the light coloring of its ventral surface. The eyes are a fluorescent green while the shark is alive. The body of this shark is small, slim, and fusiform in shape.
The broadnose sevengill shark (Notorynchus cepedianus) is the only extant member of the genus Notorynchus, in the family Hexanchidae.It is recognizable because of its seven gill slits, while most shark species have five gill slits, with the exception of the members of the order Hexanchiformes and the sixgill sawshark.
Chlamydoselachus anguineus Garman, 1884 (frilled shark) Family Hexanchidae J. E. Gray 1851 (cow sharks) Heptranchias Rafinesque, 1810. Heptranchias perlo (Bonnaterre, 1788) (sharpnose sevengill shark) Hexanchus Rafinesque, 1810. Hexanchus griseus (Bonnaterre, 1788) (bluntnose sixgill shark) Hexanchus nakamurai Teng, 1962 (bigeyed sixgill shark)
A massive great white shark, known to be somewhat of an "artist," paid a rare summer visit off the Palm Beach County coast − just one day after Discovery Channel's 'Shark Week' ended. The 13 ...