-
Pterosaurs are an
extinct clade of
flying reptiles in the
order Pterosauria. They
existed during most of the Mesozoic: from the Late Tri****ic to the end...
-
infrared spectral analysis of
these pycnofibres show
similar absorption spectra to red
human hair.
These pycnofibres likely provided both
insulation and...
-
layer of hair-like
filaments covering their bodies,
later named pycnofibres. The
pycnofibres served as insulation, an
indication the
group was warm-blooded...
- soft-tissues,
including wing
membranes and a
dense covering of
pycnofibres. Some of
these pycnofibres appear to be branched,
resembling the
feathers of maniraptoran...
- This
includes exquisite preservation of
carbonized skin
fibers and
pycnofibres. The
fibers are
preserved around the body of the
specimen in a "halo...
- troodontids, dromaeosaurids, and birds. Feather-like
structures known as
pycnofibres have also been
found in pterosaurs. However,
researchers do not agree...
- ****ociated
structures were
initially hoped to
represent filamentous pycnofibres, but were
later confirmed to be
conifer needles. Near the end of the...
-
surrounded them. The neck was long, and
covered in long, bristle-like
pycnofibres. A
throat pouch extended from
about the
middle of the
lower jaw to the...
- homology"
between its plumes, bird feathers,
crocodile scales and
pterosaur pycnofibres. The
questions relating to the
reptilian classification of Longisquama...
- the
crested portion of the
lower jaw, as one
specimen also
preserves pycnofibres (simple feather-like filaments)
covering the jaws
further back. T. imperator...
