- are
covered with a thin
keratinized layer of
epidermis known as the
rhamphotheca. In most species, two
holes called nares lead to the
respiratory system...
-
outer layer – the
rhamphotheca –
grows in size and
turns bright yellow with a dark
orange tip. The size and
color of the
rhamphotheca helps to attract...
- the
volume which is a
cellular solid. The
exterior layer,
known as the
rhamphotheca, is
composed of
several layers of
overlapping sheets of beta keratin...
- skull.
Oviraptor had
toothless jaws that
ended in a robust, parrot-like
rhamphotheca (horny beak). The
curvature of the
dentary tip was down-turned but less...
-
Skull without the
rhamphotheca...
- horn-like
extension of the beak (the
anatomic term for this
extension is the
rhamphotheca). This horn is only
present in
breeding adults, and like the elaborate...
-
would have been a slow-moving, long-necked, high
browser equipped with a
rhamphotheca (horny beak) and a wide
torso for food processing. Its
forelimbs were...
-
support of
Odontoanserae as both
groups have "soft
rhamphotheca, or dela****
hardening of the
rhamphotheca." In
addition to
Pelagornithidae and Anseriformes...
-
grooves in the
horny covering of the bill. This
covering is
called the
rhamphotheca. The
paleognath pattern has one
central strip of horn, with long, triangular...
- annectens, and
whether it was an
indicator of ****ual dimorphism. A
preserved rhamphotheca present in the E.
annectens specimen LACM 23502,
housed in the Los Angeles...
