- The
premaxilla (or praemaxilla) is one of a pair of
small cranial bones at the very tip of the
upper jaw of many animals, usually, but not always, bearing...
-
maxilla and
premaxilla are
relatively plate-like bones,
forming only the
sides of the
upper jaw, and part of the face, with the
premaxilla also forming...
-
other bony fish lies
mainly in
their jaw bones;
teleosts have a
movable premaxilla and
corresponding modifications in the jaw
musculature which make it possible...
- are the
front teeth present in most mammals. They are
located in the
premaxilla above and on the
mandible below.
Humans have a
total of
eight (two on...
-
These include laminae on the vertebrae, a
posterodorsal process of the
premaxilla, a lack of
notochordal canals, and the loss of the
entepicondylar foramen...
-
other specimens:
pedal ungual CEUM 184v.294,
tibia CEUM 184v.260 and
premaxilla CEUM 184v.400. The
holotype is
housed in the
paleontology collections...
- was
notably narrow and
mainly formed by the nasal,
premaxilla, and
maxilla bones. The
premaxilla was the
anteriormost bone in the skull, and it was longer...
- bone sockets. In mammals,
tooth sockets are
found in the maxilla, the
premaxilla, and the mandible. 1706, "a hollow",
especially "the
socket of a tooth"...
- heterodont,
meaning that it
possessed two
types of teeth.
Those of the
premaxilla and the
front of the
maxilla were
longer and more
conical than
those further...
- "two-teeth", in
reference to the
retention of only two
incisors in each
premaxilla. Makaracetus'
unique features even lead
Gingerich et al. 2005 to propose...
