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323 results for “Paleontology”
Figure 80 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 80 Sebecid upper jaw bones from the Kem Kem Group. Partial left maxilla (NMC 41866) in (A) lateral and (B) medial view. Partial left premaxilla (NMC 41892) in (C) anterolateral and (D) medial view. Maxillary fragment (FSAC-KK 932) in (E) lateral, (F) medial and (G) ?anterior view. Base of the maxillary crown (FSAC-KK 932) in (H) lateral view. Scale bar equals 3 cm in A-G, 1 cm in H.
Figure 78 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 78 Comparison of the braincases – in dorsal view – of the small crocodyliforms (A) Libycosuchus brevirostris, (B) sebecid indet. (FSAC-KK 08) and (C) a specimen initially referred to Hamadasuchus rebouli (MNHN-MRS 3101). Specimens adjusted to similar size (see Figs 76, 77 and 81 for scale in A-C).
Figure 96 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 96 Rostral fragment (BSP 1993 IX 338) referred by McPhee et al. (2020) to a new ?chaoyangopterid azhdarchoid from the Kem Kem Group in (A) left lateral, (B) right lateral, (C) dorsal, (D) ventral and (E) posterior view. Fragmentary azhdarchoid rostrum (FSAC-KK 27) in (F) left lateral, (G) right lateral, (H) dorsal, (I) ventral and (J) posterior view. Scale bars equal 5 cm in A-E, 3 cm in F-J.
Figure 79 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 79 Skull of Hamadasuchus rebouli (BSPG 2005 I 83, Rauhut & López-Arbarello, 2006) in (A) lateral and (B) dorsal view (see). Scale bar equals 5 cm.
Figure 76 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 76 Other sebecid cranial specimens. Posterolateral skull roof (FSAC-KK 930) in (A) dorsal and (B) right lateral view. Partial braincase of Hamadasuchus rebouli (MNHN-MRS 3101) in (C) dorsal view (initially referred to Libycosuchus, Buffetaut 1994). Scale bars equal 10 cm in A and B, 5 cm in C.
Figure 90 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 90 Dentaries of the crocodyliform Elosuchus cherifiensis. A Left anterior dentary (UCRC PV169) in dorsal view B Dentary symphysis (E 44 (MNHN; Lapparent de Broin 2002) in dorsal view C, D Left anterior dentary (NMC 41867) in dorsal and left lateral views E-H Dentary symphysis (NMC 41791) in dorsal, ventral, right lateral and anterior view. I, J Dentary and splenial symphysis (MNHN-MRS 3112) in dorsal and ventral view. Scale bars equal 10 cm. Abbreviations: pm1 premaxillary tooth 1 sp splenial.
Figure 75 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 75 Sebecid skull, referred to Hamadasuchus rebouli (ROM 52620) in (A) left lateral, (B) dorsal and (C) ventral views (from H.-D. Sues; Larsson and Sues 2002). Scale bar equals 10 cm. Abbreviations: f frontal m maxilla n nasal pl palatine pm premaxilla pt pterygoid q quadrate qj quadratojugal.
Figure 77 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 77 Original material of Libycosuchus brevirostris Stromer, 1914 (BSP 1912 VIII 574-578). Cranium in (A) dorsal, (B) ventral (C) left lateral view. Lower jaw in (D) dorsal and (E) ventral view. Skull in (F) dorsolateral view. ?Sacral vertebra in (G) lateral view. Caudal vertebra in (H) anterior and (I) lateral view. Scale bars equal 10 cm in A-E, 3 cm in G-I.
Figure 74 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 74 Specimens referred to Araripesuchus rattoides from the Kem Kem Group. NMC 41893 in (A) right lateral, (B) medial, (C) dorsal (occlusal) and (D) anterior view. BSPG 2008 I 41 in (E) left lateral and (F) dorsomedial view. Scale bars equal 3 cm in A-C, E and F, and 1 cm in D.
Figure 88 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 88 Braincase and jugal of the crocodyliform Elosuchus cherifiensis. Braincase (MNHN-MRS 3115) in (A) dorsal and (B) ventral view. Braincase (NMC 41912) in (C) dorsal, (D) ventral and (E) left lateral view. Jugal (FSAC-KK 09) in (F) left lateral, (G) medial and (H) ventral view. Scale bar equals 20 cm.
Figure 72 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 72 Partial shell and girdle bones of cf. Galianemys sp. (UCRC PV18) in (A) dorsal and (B) anterodorsolateral view. Scale bar for A: 10 cm.
Figure 71 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 71 Isolated turtle postcrania from the Kem Kem Group. Pelomedusoides indet., cervical vertebra (BSPG 2006 I 61) in (A) dorsal, (B) left lateral, (C) anterior and (D) posterior view. ?Testudines indet., proximal part of femur (NMC 41973) in (E) anterior and (F) posterior view. Testudines indet., metapodial (NMC 41975) in (G) anterior, (H) proximal and (I) distal view. Testudines indet., selected metapodials (NMC 50846 A-E) in (J) dorsal view. Scale bars equal 3 cm in A-D, 3 cm in E and F, 3 cm in G-J.
Figure 73 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 73 Turtle skull elements from the Kem Kem Group. One of two undescribed skulls likely referable to Galianemys whitei (MNHN-MRS 2098) in (A) dorsal, (B) ventral, (C) anterior and (D) right lateral view. Partial skull of Galianemys sp. (FSAC-KK 938) in (E) dorsal, (F) ventral and (G) anterior view. Skull of Dirqadim schaefferi (MDEt 41) in (H) dorsal, (I) ventral and (J) right lateral view. Scale bars equal 3 cm in A-D, E-G and H-J. Abbreviations: bo basioccipital, f frontal, m maxilla, op opisthotic, p parietal, pf prefrontal, pl palatine, pt pterygoid, q quadrate, so supraoccipital.
Figure 70 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 70 Possible araripemydid and podocnemidinuran shell fragments from the Kem Kem Group. Possible araripemydid plastral element (MNHN-MRS 172) in (A) dorsal and (B) ventral view. MNHN-MRS 1175 in (C) dorsal and (D) ventral view. NMC 41928 in (E) dorsal and (F) ventral view. Partial podocnemidinuran (?Galianemys) plastron collected at Iferda N'Ahouar (UCRC PV167) in (G) dorsal and (H) ventral view. Cross-sectional view of a typical shell fragment showing dense and cancellous bone (I). Scale bars equal 3 cm in A-F, 3 cm in G and H, 1 cm in I.
Figure 62 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 62 Isolated teleost dentaries from the Kem Kem Group. A-C Partial dentary of an ichthyodectiform with affinities to Xiphactinus and Cladocyclus (NMC 41882) in right lateral, medial and dorsal views D Right dentary of Xiphactinus audax (FHSM VP-2973) from the Late Cretaceous of the USA in medial view (courtesy of Mike Everhart) E-I Isolated dentary (FSAC-KK 906) of possible amiid in right lateral, medial, dorsal (occlusal) ventral, and medial (close-up) views J-K Dentary (NMC 41884) in ?right lateral and dorsal (occlusal) view. L-M Dentary of an unidentified predatory teleost with rostral tooth of Onchopristis numidus (NMC 50836) in lateral and medial view. Scale bars equal 5 cm in A-C, E-H, 10 cm in D, 3 cm in I-K, 5 cm in L and M. Abbreviation: rt rostral tooth.
Figure 55 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 55 Elasmobranch fossils from Morocco and Egypt. Hybodontoidea fin spine with tubercles (FSAC-KK 943), in (A) lateral and (B) posterior view. Hybodontoidea fin spine (FSAC-KK 944), ornamented with striations in (C) lateral and (D) posterior view. Lamniform tooth (Poi-SGM 52) referred to Haimirichia amonensis in (E) labial and (F) lingual view. Lamniform tooth (Poi-SGM 53) referred to Cenocarcharias cf. tenuiplicatus in (G) labial and (H) lingual views. I Rostral tooth of Peyeria libyca (Poi SGM 61). Scale bars equal 3 cm in A-D, 3 mm in E and F, 2 mm in G and H, 1 cm in I.
Figure 47 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 47 Size of vertebrate fossil elements found in the Kem Kem Group (FSAC-KK collection). A All localities. B Gara Sbaa. X-axis indicates size in 20 mm size bins; Y-axis indicates numbers of specimens. Specimen size bins: 1 0-20 mm 2 21-40 mm 3 41-60 etc.
Figure 5 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 5 Outcrop near Boumerade, identified in 2008. A Flat erosional surface yielding fossils (turtle and pterosaur) B Sloped erosional surfaces yielding fossils (turtle). Abbreviations: 1 Collecting surface 2 Boundary between upper and lower members 3 Locality of a partial turtle carapace.
Figure 45 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 45 Abrasion of Kem Kem fossils (FSAC-KK collection). A Boumerade. B Aferdou N'Chaft. X-axis is the abrasion index (0-4; see Table 3); Y-axis is the number of specimens. Specimen counts in A: 0 415 1 652 2 178 3 81 4 44. Specimen counts in B: 0 71 1 41 2 14 3 7 4 5.
Figure 44 from: 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. https://doi.org/10.3897/zookeys.928.47517
Figure 44 Abrasion of Kem Kem fossils (FSAC-KK collection). A All localities B Gara Sbaa. X-axis is the abrasion index (0-4; see Table 3); Y-axis is the number of specimens. Specimen counts in A: 0 707 1 1207 2 647 3 439 4 195. Specimen counts in B: 0 158 1 433 2 396 3 330 4 138.
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Allen Brain Atlas
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International Brain Laboratory public data
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OpenNeuro
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