Also found in: Thesaurus, Wikipedia.
Related to Hexanchus: Bluntnose sixgill shark
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Hexanchus - a genus of HexanchidaeHexanchus - a genus of Hexanchidae    
fish genus - any of various genus of fish
family Hexanchidae, Hexanchidae - primitive sharks
cow shark, Hexanchus griseus, six-gilled shark - large primitive shark widely distributed in warm seas
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Most came from the mega-shark, but several smaller teeth were also found from the sixgill shark (Hexanchus), which still exists today.
Reaching up to 15 feet long, the bluntnose sixgill shark (Hexanchus griseus) is one of the largest sharks in the world, but uncommon in the area.
The bluntnose sixgill shark, Hexanchus griseus, is the only species of the genus Hexanchus recorded in the Mexican Pacific (Compagno, 1984; Fischer et al., 1995).
The shark - hexanchus griseus in Latin - spends much of its time in deep water and as a result has very little interaction with humans, with only one reported attack in 500 years.
Preliminary study on the use of neural arches in the age determination of bluntnose sixgill sharks (Hexanchus griseus).
bifrons, Dimya pamplonensis and indeterminate ostreoids, the barnacle Arcoscalpellum sp., echinoid spines and test fragments (Cidaridae and others), asteroid ossicles, and the chondrichthyans Hexanchus agassizi, Macrorhizodus praecursor, Anomotodon sp.
(5.) These sharks are the primitive species Hexanchus griseus, the six-gilled or cow shark, its Cuban common name tiburdn canabota.
_: Abstract.- The first records of the bluntnose sixgill shark Hexanchus grisues and the bramble shark Echinorhinus brucus from southern Oman are reported.
Demersal fish species in Puget Sound are consumed by elasmobranchs, such as Spiny Dogfish (Squalus acanthias) and Bluntnose Sixgill Shark (Hexanchus griseus), and marine mammals, such as the harbor seal (Phoca vitulina; Bromaghin et al., 2013; Howard et al., 2013) and California sea lion (Zalophus californianus), but we are unaware of any abrupt changes in predator densities in Port Madison to explain these patterns.
The bluntnose sixgill shark (Hexanchus griseus) has small and narrow upper teeth having a curved cusp and zero to four small cusplets, and large saw-like lower teeth with a cusp and four to seven cusplets gradually decreasing in height (in adults the cusp becomes larger, while in young it is only slightly larger than the first cusplet); the tooth at the symphysis is very different in shape, being narrower and having a cusp without cusplets with strongly serrated margins.
En los muestreos realizados se reportaron Mustelus canis, Hexanchus nakamurai y Squalus cubensis, por primera vez para las pesquerias deportivas de la region noroccidental de Cuba.