• Thumbnail for Postorbital bone
    The postorbital is one of the bones in vertebrate skulls which forms a portion of the dermal skull roof and, sometimes, a ring about the orbit. Generally...
    1,013 bytes (91 words) - 18:14, 2 March 2022
  • The postorbital bar (or postorbital bone) is a bony arched structure that connects the frontal bone of the skull to the zygomatic arch, which runs laterally...
    10 KB (1,144 words) - 06:15, 28 April 2024
  • The postorbital process is a projection on the frontal bone near the rear upper edge of the eye socket. In many mammals, it reaches down to the zygomatic...
    610 bytes (48 words) - 00:43, 9 August 2022
  • Thumbnail for Temporal fenestra
    was achieved by the evolution of a postorbital bar, with haplorhines (dry-nosed primates) later evolving a postorbital septum. Physiological speculation...
    6 KB (602 words) - 10:54, 27 January 2024
  • Thumbnail for Bulbasaurus
    partially complete skull that is missing the left subtemporal and both postorbital bars. It was discovered lying right-side-up in a bed of grey siltstone...
    30 KB (3,347 words) - 23:36, 12 April 2024
  • Thumbnail for Primate
    face, which are put under strain during chewing. Strepsirrhines have a postorbital bar, a bone around the eye socket, to protect their eyes; in contrast...
    159 KB (16,330 words) - 05:45, 4 June 2024
  • Thumbnail for Trix (dinosaur)
    Due to its very large size and robust build, as well as a thickened postorbital bone, it has been suggested that Trix belongs to the robust, instead...
    25 KB (3,157 words) - 08:36, 10 February 2024
  • Thumbnail for Haplorhini
    and their primary sense is vision. Haplorhines have a postorbital plate, unlike the postorbital bar found in strepsirrhines. Most species are diurnal...
    17 KB (1,854 words) - 09:02, 7 April 2024
  • Thumbnail for Post-orbital constriction
    DAISUKE; KONO, REIKO T.; SUWA, GEN (2012). "Endocranial proportions and postorbital morphology of the Minatogawa I and IV Late Pleistocene Homo sapiens crania...
    9 KB (984 words) - 16:31, 21 November 2023
  • Thumbnail for Lagomorpha
    mammary glands and are endotherms. Lagomorphs possess a moderately fused postorbital process to the cranium, unlike other small mammals. They differ in that...
    25 KB (2,640 words) - 16:29, 1 June 2024
  • Thumbnail for Velociraptor
    or anterior region of the skull was built by the frontal, lacrimal, postorbital, jugal, parietal, quadrate, and quadratojugal bones. The frontal was...
    72 KB (7,981 words) - 21:07, 21 April 2024
  • Thumbnail for Tiger
    from India, a smaller cranium, orbits set closer together and larger postorbital processes; skins are yellowish with rhombus-like stripes. It has a unique...
    148 KB (16,358 words) - 02:29, 8 June 2024
  • Thumbnail for Achelousaurus
    horns of other ceratopsids. The supraorbital bosses extended from the postorbital bone forward to incorporate the triangular palpebral and prefrontal bones...
    79 KB (9,596 words) - 02:51, 29 May 2024
  • Thumbnail for Lemur
    functional vomeronasal organ, which detects pheromones; a postorbital bar and the lack of postorbital closure (a wall of thin bone behind the eye); orbits...
    175 KB (18,653 words) - 21:28, 27 May 2024
  • Thumbnail for Regaliceratops
    Kosmoceratops, the postorbital horncore of Regaliceratops is arranged slightly caudal to the orbit but shares the narrow base. The postorbital horncores are...
    18 KB (2,008 words) - 08:09, 16 May 2024
  • Thumbnail for Lion
    region is usually more depressed and flattened and has a slightly shorter postorbital region and broader nasal openings than those of the tiger. Due to the...
    142 KB (15,463 words) - 01:08, 8 June 2024
  • Thumbnail for Zebra
    outline, protruding eye sockets, narrower rostrum, less conspicuous postorbital bar, separation of the metaconid and metastylid of the tooth by a V-shaped...
    76 KB (8,446 words) - 23:04, 31 May 2024
  • Thumbnail for Prozostrodontia
    including: Reduced prefrontal and postorbital bones, with the disappearance of a strut of bone called the postorbital bar separating the eye socket from...
    7 KB (382 words) - 13:03, 12 May 2024
  • Thumbnail for Tyrannosaurus
    in their hips as well as an enlarged foramen in the quadrate, a broad postorbital and hourglass shaped nasals. Some of the more derived pantyrannosaurs...
    213 KB (23,454 words) - 22:48, 31 May 2024
  • Thumbnail for Honey badger
    Baryshnikov, 2000 Similar to the subspecies indica and inaurita, but is distinguished by its larger size and narrower postorbital constriction Turkmenistan...
    30 KB (2,972 words) - 06:06, 30 March 2024
  • Thumbnail for Southern red muntjac
    short antlers that usually branch just once near the base, and a large postorbital scent gland used to mark territories. The species was formerly classified...
    15 KB (1,768 words) - 16:58, 6 February 2024
  • Thumbnail for Spinosaurus
    1912 VIII 19, and assuming that the postorbital part of the skull of MSNM V4047 had a shape similar to the postorbital part of the skull of Irritator, Dal...
    89 KB (10,053 words) - 22:36, 17 May 2024
  • Thumbnail for Pareas atayal
    black stripes stem from the lower and upper edges of each postorbital scale. The lower postorbital stripe reaches the anterior part of the seventh supralabial...
    3 KB (280 words) - 18:26, 17 February 2024
  • Thumbnail for Megabat
    bordered by well-developed postorbital processes posteriorly. The postorbital processes sometimes join to form the postorbital bar. The snout is simple...
    123 KB (13,411 words) - 09:58, 31 May 2024
  • edges of the postorbital and parietal strongly suggest the presence of an upper temporal fenestra, visible from above. Likewise, the postorbital is proportionally...
    4 KB (383 words) - 23:53, 21 February 2024
  • Thumbnail for Carcharodontosauridae
    height of the centrum, large, textured rugosities on the lacrimal and postorbital formed by roofing and forming broad orbital shelves, and a proximomedially...
    19 KB (1,409 words) - 16:08, 29 May 2024
  • Thumbnail for Eureptilia
    tabular, and supratemporal bones that are no longer in contact with the postorbital. Aside from Diapsida, the group notably contains Captorhinidae, a diverse...
    6 KB (467 words) - 13:27, 5 June 2024
  • Thumbnail for Timeline of human evolution
    primates). Brain expands and cerebrum divides into 4 pairs of lobes. The postorbital bar evolves to separate the orbit from the temporal fossae as sight regains...
    87 KB (3,541 words) - 19:28, 2 June 2024
  • Thumbnail for Tafraout Group
    of another femur has been assigned to the genus as well. The axis, a postorbital, the endocranium and teeth are currently being studied. Described originally...
    127 KB (9,839 words) - 15:05, 5 June 2024
  • Thumbnail for Reptile
    (the 'mammal-like reptiles') Euryapsida – one high fenestra (above the postorbital and squamosal) – protorosaurs (small, early lizard-like reptiles) and...
    138 KB (14,741 words) - 02:07, 6 June 2024