-
Dalla Vecchia,
Fabio Marco, and
Museo Paleontologico Cittadino. "A new
petalodont tooth (Chondrichthyes, Petalodontiformes) from the
Lower Permian of the...
- (20–30 ft).
Other fish had
piercing teeth, such as the Symmoriida; some, the
petalodonts, had
peculiar cycloid cutting teeth. Most of the
other cartilaginous...
-
Antliodus is an
extinct genus of
petalodont from the
Carboniferous Period. It is
known from the
Mississippian of the
United States, Britain, and Belgium...
-
Families Genera Species Note
Holocephali †Orodontiformes †Petalodontiformes
Petalodonts Zangerl, 1981 4
Members of the holocephali, some
genera resembled parrot...
- ray-like shape,
Ctenoptychius is ****umed to have been a bottom-dweller.
Petalodont fossils are
known primarily from
shallow marine environments, and the...
-
Clavusodens is an
extinct genus of
obruchevodid petalodont that
lived during the Viséan stage.
Clavusodens mcginnisi was
found in the Ste.
Genevieve Formation...
- only from the
limestones of
Mammoth Cave Tooth-plate of a shark-like
petalodont fish
Dorsal fin
spine of a
ctenacanth shark,
exposed from the limestone...
- Jan****a is an
extinct genus of
petalodont cartilaginous fish that
lived in
marine environments in what is now
central United States of
America and Europe...
-
Siksika ottae is an
extinct species of
petalodont (a type of
prehistoric cartilaginous fish),
which lived during the
Upper Mississippian. It has been discovered...
- species, B.
montana and B. occidentalis. Lund,
Richard (1989). "New
petalodonts (Chondrichthyes) from the
Upper Mississippian Bear
Gulch Limestone (Namurian...
