• Thumbnail for Sigilmassasaurus
    Canadian paleontologist Dale Russell, it contains a single species, Sigilmassasaurus brevicollis. The identity of the genus has been debated by scientists, with...
    22 KB (2,325 words) - 11:54, 16 June 2024
  • Thumbnail for Spinosaurus
    considered the genus Sigilmassasaurus a junior synonym of Spinosaurus. In Ibrahim and colleagues (2014), the specimens of Sigilmassasaurus was referred to...
    91 KB (10,234 words) - 08:08, 22 September 2024
  • Thumbnail for Spinosauridae
    up to 7.4 metric tons (8.2 short tons). The closely related genus Sigilmassasaurus may have reached a similar or greater size, though its taxonomy is...
    106 KB (9,955 words) - 15:37, 21 September 2024
  • Thumbnail for Ichthyovenator
    Suchomimus, Sigilmassasaurus, and Vallibonavenatrix. The cervical neural spines of Ichthyovenator were taller than in Sigilmassasaurus and Baryonyx but...
    45 KB (4,673 words) - 03:59, 26 August 2024
  • both this date and its classification have been questioned. Sigilmassasaurus brevicollis: A spinosaurid contemporary with Spinosaurus; its status as a...
    53 KB (2,454 words) - 16:36, 10 August 2024
  • Thumbnail for Oxalaia
    the formation have been referred to the spinosaurid species Sigilmassasaurus brevicollis. American palaeontologist Mickey Mortimer informally noted that...
    36 KB (3,723 words) - 17:07, 23 September 2024
  • Thumbnail for Siamosaurus
    locality (Laos): Implications for the synonymy of Spinosaurus and Sigilmassasaurus and the phylogeny of Spinosauridae". Journal of Vertebrate Paleontology...
    82 KB (8,341 words) - 14:47, 4 September 2024
  • Thumbnail for Baryonychinae
    Gara Samani taxon Sigilmassasaurus brevicollis Spinosaurus aegyptiacus...
    32 KB (3,247 words) - 15:04, 27 July 2024
  • who consider Oxalaia quilombensis, Spinosaurus maroccanus, and Sigilmassasaurus brevicollis to be junior synonyms of Spinosaurus aegyptiacus. Beevor et al...
    279 KB (28,141 words) - 07:45, 25 August 2024
  • spinosaurid Sigilmassasaurus S. brevicollis Laje do Coringa, Cajual Island Early Cenomanian Two caudal vertebrae Referral to Sigilmassasaurus was based...
    17 KB (803 words) - 20:41, 11 September 2024