- Cow
sharks are a
shark family, the
Hexanchidae,
characterized by an
additional pair or
pairs of gill slits. Its 37
species are
placed within the 10 genera:...
- aut****d 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...
-
extant families in the
order alongside the cow
sharks in the
family Hexanchidae, and the only
members of the
suborder Chlamydoselachoidei. They are now...
- shark)
Chlamydoselachus anguineus Garman, 1884 (frilled shark)
Family Hexanchidae J. E. Gray 1851 (cow sharks)
Heptranchias Rafinesque, 1810 Heptranchias...
- cepedi****) 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...
-
Sharks portal Notorynchus is a
genus of
deepwater sharks in the
family Hexanchidae.
There is one
extant species.
Broadnose sevengill shark (Notorynchus...
- bige****
sixgill shark (Hexanchus nakamurai) is a cow
shark of the
family Hexanchidae. Its
dorsal surface has a brownish-gray color, and is
sharply separated...
- The
shark order Hexanchiformes (in a
broad sense, not only
comprising the cow sharks, but also
including the
frilled sharks, Chlamydoselachidae) is often...
- The La
Meseta Formation is a
sedimentary sequence deposited during the
Eocene on
Seymour Island off the
coast of the
Antarctic Peninsula. It is
noted for...
-
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...
