- Elliott,
David K.; Olson, Tom J.; Wittke,
James H. (August 2012). "
Ctenacanthiform sharks from the
Permian Kaibab Formation,
northern Arizona". Historical...
-
differentiation between ctenacanthiformes and true
sharks is that
ctenacanthiform mouths are
larger but less
flexible than the true sharks. The spines...
-
Goodrichthys is a
Carboniferous genus of
ctenacanthiform from the
Glencartholm Volcanic Beds
Formation (Upper
Border Group) of Scotland. Ginter, Michal...
- holocephalan, with a high
degree of ****ual dimorphism.
Dracopristis was a
Ctenacanthiform elasmobranch from the late
Carboniferous of New Mexico. Ornithoprion...
-
Saivodus is an
extinct genus of
ctenacanthiform fish that
existed in
early Mississippian of the
Carboniferous period.
Fossils have been
found in Ireland...
- 'comb' and Gr****: ἄκανθα akantha, 'spine') is an
extinct genus of
ctenacanthiform chondrichthyan.
Remains have been
found in the
Bloyd Formation (Carboniferous...
-
Leonid Glikman, who
studied the
genus and was "the
first to
propose its
ctenacanthiform affinity". G.
careforum may have
reached lengths of 3
metres (9.8 ft)...
-
Kaibabvenator swiftae is a very large,
extinct ctenacanthiform fish hat
lived in
marine environments in what is now Arizona,
during the
Middle Permian...
- front-to-back) as it was tall, in
contrast to the far more
slender spines of
ctenacanthiforms and
other chondrichthyans.
There is no
ornamentation apart from randomly-oriented...
- Hodnett, J.-P., D. K. Elliott, T. J. Olson, and J. H. Wittke, 2012,
Ctenacanthiform sharks from the
Permian Kaibab Formation,
northern Arizona. Historical...
