-
after a
legendary ancestor of the Crow Tribe) is a
genus of
extinct petalodontiform cartilaginous fish that
lived during the
Early Carboniferous. Fossils...
-
including eel-like
forms ("Thrinacoselache"), deep-bodied
durophages (
petalodontiforms),
small active swimmers (most holocephalans), ray-like
benthic forms...
- PMID 39847754. Duffin, C. J.; Lauer, B.; Lauer, R. (2025). "New Jan****id
Petalodontiform (Chondrichthyes)
teeth from the Late
Carboniferous of Kansas, USA"...
-
neurocranium and
mandibles which hint at a
close relationship to
coeval petalodontiforms such as Jan****a and Netsepoye.
Dentition is
generally heterodont. Siksika...
-
representative of the
Carboniferous to
Permian order Petalodontiformes.
Petalodontiforms are
characterized by
their peculiar teeth. The
group became extinct...
-
Christopher J.; Lauer, Bruce; Lauer, René (30
January 2025). "New Jan****id
Petalodontiform (Chondrichthyes)
teeth from the Late
Carboniferous of Kansas, USA"...
-
Carboniferous (Mississippian) Bear
Gulch Limestone United
States A
petalodontiform chondrichthyan. The type
species is
Obruchevodus griffithi. Occitanodus...
- that the
fossil specimen is in
Blackfoot territory as well as
another petalodontiform Siksika ottae. The
species was
described from the well
known Bear Gulch...
