• Thumbnail for Ubirajara jubatus
    considered invalid and unavailable. It is known by a single species, "Ubirajara jubatus", recovered from the Crato Formation. It was described as the first...
    18 KB (1,848 words) - 06:15, 20 July 2024
  • names that have not been published, such as "Oryzomys hypenemus" and "Ubirajara jubatus", names without an accompanying description (nomina nuda), such as...
    6 KB (749 words) - 17:03, 7 August 2024
  • Thumbnail for List of informally named dinosaurs
    Corral Martins de Oliveira (March 2023). "A taxon with no name: 'Ubirajara jubatus' (Saurischia: Compsognathidae) is an unavailable name and has no nomenclatural...
    174 KB (20,140 words) - 22:49, 29 October 2024
  • Thumbnail for Compsognathidae
    Compsognathus also show evidence of scales on the tail or hind legs. "Ubirajara jubatus", informally described in 2020, had elaborate integumentary structures...
    28 KB (2,953 words) - 22:34, 18 July 2024
  • Thumbnail for Aline Ghilardi
    the return of the Ubirajara jubatus dinosaur fossil to Brazil in 2023 by promoting the Ubirajara belongs to Brazil campaign (#UbirajaraBelongstoBR). She...
    10 KB (653 words) - 09:31, 30 July 2024
  • Thumbnail for Nomen nudum
    Corral Martins de Oliveira (March 2023). "A taxon with no name: 'Ubirajara jubatus' (Saurischia: Compsognathidae) is an unavailable name and has no nomenclatural...
    6 KB (713 words) - 01:21, 2 September 2024
  • Thumbnail for Crato Formation
    Luiza Corral Martins de Oliveira (March 2023). "A taxon with no name: Ubirajara jubatus (Saurischia: Compsognathidae) is an unavailable name and has no nomenclatural...
    32 KB (2,130 words) - 18:35, 18 October 2024
  • Oxalaia quilombensis: Potentially a junior synonym of Spinosaurus. "Ubirajara jubatus": Known from a single specimen that preserves impressions of feathers...
    88 KB (3,125 words) - 19:26, 10 October 2024
  • Thumbnail for Fossil trade
    being reclaimed by their countries of origin. Notably, the fossil Ubirajara jubatus, illegally exported from Brazil and deposited in a German museum,...
    17 KB (1,638 words) - 12:35, 14 October 2024
  • and tail SMNK PAL 29241 Staatliches Museum für Naturkunde Karlsruhe Ubirajara jubatus Aptian Crato Formation Brazil The specimen is controversial in it...
    17 KB (546 words) - 22:18, 7 January 2024