-
suggesting they may
resemble those of
primitive shark ancestors. A
possible hexanchid tooth is
known from the
Permian of ****an,
making the
family a possible...
-
Gladioserratus G.
magnus One
lower lateral tooth. A
Hexanchid shark. ?Notidanodon ?N. sp. One
tooth fragment. A
Hexanchid shark.
Cretalamna C.
appendiculaia Twenty-five...
-
Xampylodon was
recently erected after a
revision on the
taxonomy of
hexanchid fossil teeth, and
includes four
species (X. dentatus, X. loozi,X. brotzeni...
-
supporting them both
being in the same order.
Shark teeth similar to
modern hexanchids and
echinorhinids are
known from
Devonian deposits in
Antarctica and Australia...
- 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...
- aged
deposits in Angola, both of
which preserve fossils of taxa such as
hexanchids, chlamydoselachids, and catsharks,
which are
known from
deepwater habitats...
- (Campbell & Beveridge, 1993) n. comb. (Cestoda, Trypanorhyncha) from
hexanchid and
carcharhinid sharks off New Caledonia". Zoosystema. 29 (2): 381–391...
-
inhabit deeper waters,
whereas sirenians prefer the shallows,
juvenile hexanchid sharks have been
observed feeding in
shallower waters at night. Paleontology...
-
Notidanodon lanceolatus (Chondrichthyes, Hexanchidae) and
comments on
hexanchid shark evolution.
Journal of
Paleontology 67(4):655-659 P. U. Rodda, M...
- and
Cozzuol in 1990. Fish
recorded from the
formation are
hexanchiform hexanchids,
lamniform isurids, odontaspidids, cetorhinids,
carcharhiniform carcharhinids...
