• Thumbnail for Gastralia
    Gastralia (sg.: gastralium) are dermal bones found in the ventral body wall of modern crocodilians and tuatara, and many prehistoric tetrapods. They are...
    7 KB (715 words) - 15:56, 25 January 2024
  • Thumbnail for Turtle shell
    Pappochelys has paired gastralia, like those found in E. africanus. Pappochelys is different from its ancestor because the gastralia show signs of having...
    43 KB (4,747 words) - 17:53, 22 February 2024
  • surfaces. gastralia Gastralia (singular: gastralium) are dermal bones present within the dermis of the abdomen between the sternum and pubis. Gastralia are...
    158 KB (16,339 words) - 15:38, 13 February 2024
  • Thumbnail for Deinocheirus
    including fragments of gastralia, found by a Korean-Mongolian team which re-located the original quarry in 2008. Bite marks on two gastralia were identified...
    56 KB (6,353 words) - 07:56, 30 April 2024
  • Thumbnail for Allosaurus
    Allosaurus had gastralia (belly ribs), but these are not common findings, and they may have ossified poorly. In one published case, the gastralia show evidence...
    130 KB (14,774 words) - 10:58, 27 April 2024
  • Thumbnail for Turtle
    the plastron is formed from bones of the shoulder girdle, sternum, and gastralia (abdominal ribs). During development, the ribs grow sideways into a carapacial...
    126 KB (13,068 words) - 02:12, 26 April 2024
  • Thumbnail for Tuatara
    only living tetrapod with well-developed gastralia and uncinate processes. In the early tetrapods, the gastralia and ribs with uncinate processes, together...
    87 KB (9,263 words) - 00:34, 1 May 2024
  • Thumbnail for Plesiosaurus
    "broad and blunt." Plesiosaurus also has gastralia, also known as "belly ribs." Nine or more sets of gastralia are present between the shoulder and pelvis...
    22 KB (2,193 words) - 16:23, 25 April 2024
  • Thumbnail for Timeline of human evolution
    their bodies were scaleless (except their bellies, where they remained as gastralia). Many evolutionary changes occurred at this stage: eyelids and tear glands...
    87 KB (3,515 words) - 21:54, 29 April 2024
  • Thumbnail for Therizinosaurus
    the right metacarpus including a complete digit Il, and some ribs with gastralia (belly ribs). As common with fossils, some elements were not entirely...
    63 KB (7,237 words) - 18:13, 24 April 2024
  • Thumbnail for Choristodera
    lower temporal fenestrae are secondarily closed. Choristoderes possessed gastralia (rib-like bones situated in the abdomen) like tuatara and crocodilians...
    44 KB (4,787 words) - 03:35, 2 May 2024
  • Thumbnail for Pterosaur
    sides attached to the dorsal ribs. At its rear, a row of belly ribs or gastralia was present, covering the entire belly. To the front, a long point, the...
    142 KB (16,322 words) - 07:56, 3 May 2024
  • Thumbnail for Furcula
    0.co;2. Tschopp, E.; Mateus O. (2013). "Clavicles, interclavicles, gastralia, and sternal ribs in sauropod dinosaurs: new reports from Diplodocidae...
    7 KB (856 words) - 00:21, 20 April 2024
  • Thumbnail for Crocodile
    Crocodiles, like dinosaurs, have the abdominal ribs modified into gastralia....
    106 KB (9,645 words) - 09:24, 12 April 2024
  • Thumbnail for List of sauropodomorph type specimens
    of the dorsal vertebrae, most of the tail, most of the dorsal ribs and gastralia, nearly complete fore limbs, and several bones of the lower hind limbs...
    507 KB (27,066 words) - 17:12, 16 April 2024
  • paddle-like limbs, extra bones in the fore- and hind limbs, thick ribs and gastralia, neural spines of the vertebrae split into two parts, and bony plates...
    5 KB (466 words) - 14:27, 20 April 2024
  • Thumbnail for Maip
    axis, several dorsal and caudal vertebrae, cervical and dorsal ribs, gastralia, a left coracoid, fragmentary scapula, partial right pubis, and partial...
    11 KB (954 words) - 15:03, 21 April 2024
  • Thumbnail for Gojirasaurus
    anterior dorsal ribs, one posterior dorsal rib, a right scapula, two gastralia, four vertebrae, one anterior chevron, a right pubis, a left tibia, and...
    9 KB (926 words) - 14:57, 27 April 2024
  • Thumbnail for Spinosaurus
    vertebrae; 3 sacral vertebrae; 1 caudal vertebra; 4 thoracic ribs; and gastralia. Of the nine neural spines whose heights are given, the longest ("i,"...
    90 KB (10,074 words) - 18:45, 6 May 2024
  • Thumbnail for Deinonychus
    are lacking elements, including the sterna, sternal ribs, furcula, and gastralia. Even after all Ostrom's work, several small blocks of lime-encased material...
    74 KB (8,368 words) - 08:53, 2 May 2024
  • ventral view. It is missing part of the vertebral column and most of the gastralia. Faint feather traces are visible around parts of the skeleton. In 2024...
    5 KB (247 words) - 01:15, 28 March 2024
  • Thumbnail for Tasmaniosaurus
    to the vertebrae with one joint) or dichocephalous (with two joints). Gastralia (belly ribs) are present, and correspond to three different forms which...
    20 KB (2,693 words) - 11:39, 12 April 2024
  • Thumbnail for Fodonyx
    also remarkably straight, at least at the anterior. There are also many gastralia, although these are quite jumbled together, and appear to be made of three...
    10 KB (1,062 words) - 12:54, 12 March 2024
  • Thumbnail for Euornithes
    and primitive features. These species retained primitive features like gastralia and a pubic symphysis. They also showed the first fully modern pygostyles...
    12 KB (671 words) - 11:38, 26 March 2024
  • Thumbnail for Skeletal pneumaticity
    Aerosteon riocoloradensis has pneumatization of the ilium, furcula, and gastralia. Many modern birds are extensively pneumatized. The air pockets of the...
    8 KB (847 words) - 21:47, 9 September 2023
  • Thumbnail for Allosauridae
    cervical, 14 dorsal, 5 sacral) and an estimated 45–50 caudal vertebrae. Gastralia and furculae are rarely preserved as fossils but are presumed to occur...
    7 KB (722 words) - 10:57, 27 April 2024
  • Thumbnail for Sue (dinosaur)
    scientific theories, as well include the proper furcula and attachment of the gastralia to the rest of the skeleton. The new, 5,100 square-foot exhibit includes...
    39 KB (4,286 words) - 02:47, 4 March 2024
  • larger dermal plates that directly overlie even numbered neural spines. Gastralia are present in some specimens that form a type of ventral armor from the...
    24 KB (2,946 words) - 18:37, 29 November 2023
  • Thumbnail for Heterodontosaurus
    ornithischian that possessed gastralia (bony elements within the skin between the sternal plates and the pubis of the pelvis). The gastralia were arranged in two...
    63 KB (7,273 words) - 09:44, 4 January 2024
  • Thumbnail for Suchomimus
    neck ribs, parts of fourteen dorsal (back) vertebrae, ten dorsal ribs, gastralia (or "belly ribs"), pieces of three sacral vertebrae, parts of twelve caudal...
    43 KB (4,546 words) - 17:08, 25 April 2024