-
Helicoprion is an
extinct genus of shark-like
eugeneodont fish.
Almost all
fossil specimens are of
spirally arranged clusters of the individuals' teeth...
- and
Edestidae ("those
which devour"), the
former containing the
genera Helicoprion, Sarcoprion, and Parahelicoprion, and the
latter containing the genera...
- The
genus name, from "nearly
coiled saw" in Gr****,
directly refers to
Helicoprion, a
related holocephalid that
shares similar traits to it,
including the...
- spiral-tooth whorl: CT
images reveal novel adaptation and
phylogeny in
fossil Helicoprion".
Biology Letters. 9 (2): 20130057. doi:10.1098/rsbl.2013.0057. PMC 3639784...
-
older than
Helicoprion suggests, but does not prove, that it is a
direct ancestor of
Helicoprion.
Campyloprion teeth resemble those of
Helicoprion, but the...
-
genus and species, some
possessing complete spirals (such as
those of
Helicoprion),
others possessing halved spirals (seen in Parahelicoprion), and some...
- S2CID 86174861.
Martin 2008. Lebedev, O.A. (2009). "A new
specimen of
Helicoprion Karpinsky, 1899 from
Kazakhstanian Cisurals and a new reconstruction...
- the most
famous Permian representative being the "buzz-saw shark"
Helicoprion,
known for its
unusual spiral shaped spiral tooth whorl in the lower...
-
similarities to
another eugeneodont,
Helicoprion, the
tooth row of
Toxoprion does not coil back on itself, as seen in
Helicoprion, but
instead forms a downward...
-
diverse than
modern times as the
climate warmed.
Unusual sharks such as
Helicoprion continued in this series.
Early Permian terrestrial faunas were dominated...
