*  Campinasuchus - Wikipedia
The third maxillary tooth of the upper jaw and the fourth dentary tooth of the lower jaw are greatly enlarged. A small pit on ... A deep notch forms the boundary between the premaxilla and maxilla, and provides an opening for the large fourth dentary tooth ... This pit is positioned between the first and second premaxillary teeth. ... Compared to other baurusuchids, it has a very short, low snout. It is much narrower than the back of the skull. Its upper ...
  https://en.wikipedia.org/wiki/Campinasuchus
*  Sarmientosaurus - Wikipedia
The premaxillary teeth are positioned vertically, the maxillary teeth incline to the front while the teeth of the lower jaw ... The praemaxilla bears four teeth, the maxilla eleven (right side) or twelve (left), and the dentary thirteen. ... The premaxillary teeth are positioned vertically, the maxillary teeth are inclining to the front and the dentary teeth are ... The teeth are moderately elongated. They each have sharply-angled wear facets in a high and a low position which, together with ...
  https://en.wikipedia.org/wiki/Sarmientosaurus
*  Pliosaurus - Wikipedia
... low dentary alveolar count including only 18 postsymphysial alveoli; teeth fully trihedral in cross-section, possessing a flat ... an interdigitating premaxilla-maxilla suture is located midway between the mesialmost maxillary and distalmost premaxillary ... six premaxillary alveoli; lack of anisodont premaxillary dentition; lack of diastema between maxillary and premaxillary ... six closely spaced premaxillary alveoli; anisodont premaxillary dentition; diastema present between maxillary and premaxillary ...
  https://en.wikipedia.org/wiki/Pliosaurus
*  Pepesuchus - Wikipedia
17 teeth are present in each maxilla, the most of any sebecian after Stolokrosuchus. There are also numerous dentary teeth in ... Among these features are five premaxillary teeth with the first two positioned close together and the oval-shaped cross-section ... of the jugal bone that makes up the lower temporal bar underneath the eye sockets. Pepesuchus also has a ridge on the maxillary ... The jaws are lined with many small pointed teeth. Like other sebecians, Pepesuchus has ziphodont teeth that are laterally ...
  https://en.wikipedia.org/wiki/Pepesuchus
*  Scelidosaurus - Wikipedia
... and at least nineteen in the maxilla and sixteen in the dentary of the lower jaw. However, the number of maxillary and dentary ... The premaxillary teeth were somewhat longer and recurved. To the rear, they gradually approach the form of the maxillary teeth ... in which the food was mashed between the inner side of the upper teeth and the outer side of the lower teeth, without the teeth ... The crowns of the maxillary and dentary teeth have denticles on their edges and a swollen basis The vertebral column of ...
  https://en.wikipedia.org/wiki/Scelidosaurus
*  Caipirasuchus - Wikipedia
... and a diastema in between the premaxillary and maxillary teeth. The dentary bone of the lower jaw has ten teeth on either side ... while the back teeth are adapted for food processing. The palatine bone in the roof of the mouth connects to the maxilla bone ... Each premaxilla has four teeth set into it. There is a gap called a diastema in the premaxillary tooth row, ... an almost complete and undeformed skull and mandible with teeth (only three teeth are missing) and partial postcranium from a ...
  https://en.wikipedia.org/wiki/Caipirasuchus
*  Sinosaurus - Wikipedia
... and consists of two maxillary (upper jaw) fragments, four maxillary teeth, and a lower jaw fragment with three teeth. The teeth ... and ZLJT01 which is a juvenile individual that consists of a premaxillary fragment, an incomplete maxilla, a maxillary fragment ... a lacrimal, both frontals, both parietals, an incomplete braincase, an incomplete dentary, an atlantal intercentrum, two dorsal ... teeth), IVPP 37 (teeth), IVPP V88 (ilium), IVPP V35 (teeth and postcranial bones), IVPP V100 and IVPP V48 (teeth and ...
  https://en.wikipedia.org/wiki/Sinosaurus
*  Scipionyx - Wikipedia
Scipionyx has five teeth in the premaxilla, seven in the maxilla and ten in the dentary of the lower jaw for a total of twenty- ... The second and fourth maxillary teeth are the largest; the latter being the largest tooth of all. Of the ten teeth of the lower ... the tooth row of the lower jaw extends further to the back than that of the upper jaw. The premaxillary teeth are pointed and ... The second and fifth teeth are the largest. The maxillary teeth are flattened with denticles on their trailing edges. ...
  https://en.wikipedia.org/wiki/Scipionyx
*  Sinornithoides - Wikipedia
There are four premaxillary and about twenty-three maxillary teeth. The maxillary teeth have no serrations on their front edge ... The dentary, lower jaw, teeth are quite pointed and have no front edge denticles; their rear edge is very straight. The ... There is a fenestra promaxillaris, a small opening in the front of the maxilla side, which is rare among troodontids. ... such as closely spaced teeth in the lower jaw, and large numbers of teeth. Troodontids have sickle-claws and raptorial hands, ...
  https://en.wikipedia.org/wiki/Sinornithoides
*  Sinovenator - Wikipedia
The premaxillary teeth lack denticles; those on the maxillary teeth are small. The maxillary tooth row is positioned at some ... such as closely spaced teeth in the lower jaw, and large numbers of teeth. Troodontids have sickle-claws and raptorial hands, ... The front dentary teeth are closely packed. The rear of the surangular is extraordinarily deep. Five sacrals are present, those ... The upper branch of the praemaxilla excludes the maxilla from the nostril. ...
  https://en.wikipedia.org/wiki/Sinovenator
*  Ornitholestes - Wikipedia
Each maxilla (main tooth-bearing bone in the upper jaw) contained ten teeth, and each dentary (tooth-bearing bone in the lower ... The tooth rows of Ornitholestes were short, with the dentary (lower) row being even shorter than the maxillary (upper) row, ... In contrast, Gregory S. Paul (1988) depicted the skull with only three premaxillary teeth remaining, much smaller than those ... Teeth did not extend as far back as the orbits, and neither tooth row spanned much more than one-third of the skull. An area of ...
  https://en.wikipedia.org/wiki/Ornitholestes
*  Langstonia - Wikipedia
After the fourth premaxillary tooth there is a space or diastema in that fitted the fourth lower tooth that exceeded the 3.5 ... Includes a full left premaxilla with a tooth preserved, and a piece of left maxilla with two alveoli. By having very flattened ... UCMP 37877: The front part of a right dentary preserving the mandibular symphysis, with six tooth sockets of which five have ... middle left maxillary fragment, a fragment of the left splenial bone, back of the left suspensory bone formed by parts of the ...
  https://en.wikipedia.org/wiki/Langstonia
*  Gorgosaurus - Wikipedia
Along with the eight premaxillary teeth, Gorgosaurus had 26 to 30 maxillary teeth and 30 to 34 teeth in the dentary bones of ... In Gorgosaurus, the first tooth in the maxilla was also shaped like the premaxillary teeth. The rest of the teeth were oval in ... at the tip of the lower jaw resulting in permanent tooth loss, and possibly a brain tumor. Several species were incorrectly ... Gorgosaurus teeth were typical of all known tyrannosaurids. The eight premaxillary teeth at the front of the snout were smaller ...
  https://en.wikipedia.org/wiki/Gorgosaurus
*  Species New to Science: [Paleontology • 2017] Daliansaurus liaoningensis • A New Troodontid Dinosaur from the Lower Cretaceous...
... a premaxillary maxillary process that contacts the nasal ventral to the external naris; some maxillary and dentary teeth that ... of the length of the maxilla along the ventral margin of the upper jaw; ... A New Troodontid Dinosaur from the Lower Cretaceous Yixian Formation of Liaoning Province, China. ACTA GEOLOGICA SINICA. 91(3) ... nov., is erected based on a nearly complete specimen from the Lower Cretaceous Yixian Formation of Beipiao City, Liaoning ...
  http://novataxa.blogspot.it/2017/06/daliansaurus.html
*  Ceratosaurus - Wikipedia
Each half of the dentary (lower jaw) was equipped with 15 teeth in the holotype, which were poorly preserved. Both the C. ... In contrast, several members of the related Abelisauridae feature very low tooth crowns. The paired premaxillary bone, which ... The maxillary bones of the upper jaw were lined with 15 blade-like teeth on each side in the holotype. The first eight of these ... The C. magnicornis specimen only shows 11 to 12, and the C. dentisulcatus specimen 12 teeth in each maxilla, which in the ...
  https://en.wikipedia.org/wiki/Ceratosaurus
*  Jeholosaurus - Wikipedia
The premaxilla has six teeth and the maxilla has at least thirteen teeth. Although the back, maxillary, teeth are fan-shaped ... of premaxillary body length; a dentary extending posteriorly almost to the posterior border of the angular; and the claw of the ... The length of the skull is 6.3 centimetres (2.5 in) and the lower jaws of the mandible are 5.9 centimetres (2.3 in) each. The ... presence of six teeth in the premaxilla with only a short toothless sector in front and a short hiatus with the maxillary teeth ...
  https://en.wikipedia.org/wiki/Jeholosaurus
*  Carinodens - Wikipedia
In addition to the dentary, maxillary, and premaxillary teeth, several small pterygoid teeth were also recovered from the same ... The maxilla of Carinodens is unknown, which hinders knowledge on the interaction between the lower and upper jaw. Dollo (1913, ... "Small projection of dentary anterior to first dentary tooth. Median dentary teeth bilaterally compressed, bicarinate, ... The holotype dentary only preserves the posteriormost teeth, meaning that until recently when more comprehensive material was ...
  https://en.wikipedia.org/wiki/Carinodens
*  Rhynchonkos - Wikipedia
There are five or six premaxillary teeth and sixteen maxillary teeth, all of which are narrow and peg-shaped. The palate also ... There are two rows of teeth adjacent to one another in the lower jaw, with a marginal row on the dentary and an inner row on ... The two taxa also have rows of teeth on the palate in addition to the marginal rows on the maxilla and premaxilla. Carroll and ... The adjacent tooth rows on the coronoid and the dentary of Rhynchonkos were also considered a characteristic that linked it ...
  https://en.wikipedia.org/wiki/Rhynchonkos
*  Snake skeleton - Wikipedia
In most snakes, teeth are located on the dentary of the lower jaw, the maxilla, the palatine bone and the lateral pterygoid ... The premaxillary bone is single and small, and as a rule connected with the maxillary only by ligament. The paired vomer is ... Aglyphous snakes (lacking grooves) have no specialized teeth; each tooth is similar in shape and often size. When teeth vary in ... Each maxilla is reduced to a nub supporting a single hollow fang tooth. The fangs, which can be as long as half the length of ...
  https://en.wikipedia.org/wiki/Snake_skeleton
*  Mesosuchus - Wikipedia
The two premaxillary teeth are approximately twice the size of the maxillary teeth and the maxillary teeth inset medially while ... In 1963, M.E. Malan observed an interesting pattern in the positioning of the maxillary and dentary teeth. The middle section, ... had a zig-zag arrangement of teeth while the first and last four teeth are aligned in a row that is parallel to the maxilla. In ... Information of the lower jaw had to be put together from the pieces of the different SAM fossils as there is not one that had a ...
  https://en.wikipedia.org/wiki/Mesosuchus
*  Moschorhinus - Wikipedia
The dentary bones housing the teeth of the lower jaw are thick and sturdy, each expanded laterally. One the upper jaw, the ... Forming the lower edge of the orbit, a deep and reinforced suborbital arch is produced by the jugal and maxillary bones. The ... Part of the maxilla overlaps the premaxilla. It houses one large canine, and a reduced number of teeth posterior to the canine ... premaxillary bones are broad and strong, each housing 6 large incisors, smooth and mostly flattened. On its anterior dorsal ...
  https://en.wikipedia.org/wiki/Moschorhinus
*  Knoetschkesuchus - Wikipedia
Like the maxilla, distinct sockets for dentary teeth are replaced by a groove from the eleventh tooth backwards in K. ... Additionally, K. langenbergensis differs from other species in lacking teeth with low crowns; having a longer maxillary ... There are 5 premaxillary teeth in both species, the fourth of which is about a third larger relative to the others. The maxilla ... They are the fourth and fifth maxillary teeth, and are enlarged (about twice the size of the other maxillary teeth), more ...
  https://en.wikipedia.org/wiki/Knoetschkesuchus
*  Frontiers | Osteology of a New Specimen of Macrocnemus aff. M. fuyuanensis (Archosauromorpha, Protorosauria) from the Middle...
... revealing a disarticulated skeleton which includes most of the cranium and lower jaw, pre-caudal vertebral column and ribs, the ... revealing a disarticulated skeleton which includes most of the cranium and lower jaw, pre-caudal vertebral column and ribs, the ... 11, maxilla with ca. 25, dentary with ca. 30 teeth; vomers, palatines and pterygoids also tooth-bearing. Mandibles elongated, ... low bones with a dorsal maxillary process that is maximally as long as the anterior, main body (the tooth-bearing part) of the ...
  https://www.frontiersin.org/articles/10.3389/feart.2017.00091/full
*  Liaoningvenator - Wikipedia
The teeth towards the rear of the lower jaw are serrated, unlike a number of basal troodontids. The tooth row of the maxilla ... There are three openings on the surface of the maxilla, the premaxillary, maxillary, and antorbital fenestrae. Below, the ... Unlike Xiaotingia, the dentary and maxilla terminate at the same position in the jaw. Also like other troodontids (with ... They are united by the teeth being flattened and recurved, with the crowns in the middle of the tooth row having heights ...
  https://en.wikipedia.org/wiki/Liaoningvenator
*  Dentition - Wikipedia
If the occlusion causes teeth from the maxillary or premaxillary bones to cover the teeth of the dentary and predentary, the ... d' denotes deciduous teeth (i.e. milk or baby teeth); lower case also indicates temporary teeth. Another annotation is 2.1.0.22 ... which consist of the dentary, maxillary, and in some cases the premaxillary bones. The maxilla is the main bone of the upper ... These are called deciduous teeth, primary teeth, baby teeth or milk teeth. Animals that have two sets of teeth, one followed by ...
  https://en.wikipedia.org/wiki/Dentition