Dorsal vertebrae of Spinosaurus aegyptiacus. Anterior dorsal neural arch with partial spine (FSAC-KK 04) from the Kem Kem Group in (A) left lateral, (B) right lateral, (C) anterior and (D) posterior view. Ventral portion of a mid dorsal vertebra (Stromer 1915) from the Bahariya Formation in Egypt in (E) right lateral view. Scale bar equals 10 cm in A-D. Abbreviations: c centrum id fos infradiapophysial fossa ipoz fos infrapostzygapophysial fossa iprz fos infraprezygapophysial fossa ns neural spine.

  Part of: Ibrahim N, Sereno PC, Varricchio DJ, Martill DM, Dutheil DB, Unwin DM, Baidder L, Larsson HCE, Zouhri S, Kaoukaya A (2020) Geology and paleontology of the Upper Cretaceous Kem Kem Group of eastern Morocco. ZooKeys 928: 1-216.