Toutes les images de la base — taxons, formations et intervalles géologiques.
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2,347 image(s)
Holotype vertebrae of Barrosasaurus casamiquelai, anterior dorsal MCF-PVPH-447/3 (left) and posterior dorsal MCF-PVPH-447/1 (right). Scale bar is 200 mm.
Figure 1: Geographic provenance and speculative reconstruction of the gigantic titanosaurian sauropod dinosaur Notocolossus gonzalezparejasi gen. et sp. nov. (a) Type locality of Notocolossus (indicated by star) in southern-most Mendoza Province, Argentina. (b) Reconstructed skeleton and body silhouette in right lateral view, with preserved elements of the holotype (UNCUYO-LD 301) in light green and those of the referred specimen (UNCUYO-LD 302) in orange. Scale bar, 1 m. (All images were hand drawn by the senior author [B.J.G.R.] and subsequently edited using Adobe Illustrator software.)
Skeleton of Gondwanatitan faustoi (MN 4111-V), not to scale.(adapted from Kellner and Campos, 2000).
Photographs and interpretive drawings of the titanosauroid Bonitasaura salgadoi Apesteguía, 2004 from the Upper Neuquén Group of Río Negro province, Patagonia, MPCA 460. A–D. Right dentary in dorsal (A), medial (B), ventral (C), and lateral (D) views. E. Isolated tooth in labial (E1) and lateral (E2) views; lingual view detail and schematic cross section showing hexagonal faceting (E3).
Paludititan nalatzensis (UBB NVM1-43), Maastrichtian, Haţeg Basin, Romania. Scale bar equals 10 cm.
Cranial and postcranial sauropod remains from sediments of the Praia da Amoreira-Porto Novo Fm. of the coastal sector of Praia da Consolação-Lourinhã-Torres Vedras: 1-2, ?Turiasauria indet., heart-shaped tooth (SHN (JJS) 142, Praia da Corva) in lingual (1) and labial (2) views; 3-4, ?Macronaria indet., spatulate tooth (SHN 513, Porto Novo) in labial (3) and lingual (4) views; 5-6, Macronaria indet., compressed cone-chisel-shaped tooth (SHN 578, Valmitão) in lingual (5) and labial (6) views; 7-8, Eusauropoda indet., partial left maxilla (SHN 582, Praia dos Frades) in lateral (7) and posterior (8) views; 9, Titanosauriformes indet., posterior caudal vertebra (SHN 523, Praia da Corva) in right view; 10-12, Diplodocinae indet., partial skeleton (SHN (JJS) 177, Valmitão), anterior caudal neural spine in posterior view (10), anterior caudal centrum in right view (11) and left ischium in medial view (12); 13-16, holotype material of Zby atlanticus (ML 368, Vale de Pombas), right ungueal I in lateral view (13), right humerus in anterior view (14), right radius in posterior view (15), right ulna in lateral view (16); 17, Eusauropoda indet., partial distal forked-chevron (SHN 587, Praia da Corva) in medial view; 18, Sauropoda indet., pedal ungueal I (SHN 524, Praia de Pedrogãos) in lateral view; 19-22, Macronarian indet., partial skeleton (SHN 181, Valmitão), right astragalus in proximal view (19), anterior caudal vertebra in anterior view (20), right tibia in lateral view (21) and right fibula in medial view (22); 23-24, Eusauropoda indet., partial skeleton (SHN 530, Praia da Corva), anterior chevron in anterior view (23) and anterior caudal vertebra in posterior view (24); 25, cf. Duriatitan humerocristatus, humerus (MG 4976, Praia dos Frades) in anterior view; 26, Sauropoda indet., partial skeleton (SHN 534, Santa Rita), middle chevron in posterior view; 27, Diplodocidae indet., partial skeleton (SHN (JJS) 179, Praia Vermelha), dorsal/caudal (?) neural spine in posterior view; 28-30, holotype material of Dinheirosaurus lourinhanensis (ML 414, Porto Dinheiro), proximal end of a dorsal rib in anterior view (28), anterior caudal neural spine in posterior view (29) and articulated dorsal vertebrae in right view (30). Black scale bar: 10 cm; Grey scale bar: 5 cm; Brown scale bar: 1 cm. See Anatomical abbreviations for abbreviations.
Anterior dorsal vertebra of the sauropod dinosaur Tendaguria tanzaniensis.
Anterior dorsal vertebra of the sauropod dinosaur Tendaguria tanzaniensis.
Janenschia humerus, radius and ulna at the Museum für Naturkunde, Berlin.
(A) Blikanasaurus cromptoni (holotype SAM K403; from Galton & Van Heerden, 1985).
(A) Blikanasaurus cromptoni (holotype SAM K403; from Galton & Van Heerden, 1985).
Sarahsaurus aurifontanalis, referred skull (MCZ 8893), in (a) lateral, (b) occipital, (c) dorsal and (d) ventral views. an, angular; ar, articular; bo, basioccipital; bs, basisphenoid; ec, ectopterygoid; f, frontal; h, hyoid; j, jugal; l, lacrimal; ls, laterosphenoid; m, maxilla; n, nasal; op, opisthotic-exoccipital; p, parietal; po, postorbital; prf, prefrontal; pm, premaxilla; pt, pterygoid; q, quadrate; qj, quadratojugal; so, supraoccipital; sq, squamosal. Scale bar, 5 cm.
Digital drawing of the known skeletal remains of Chindesaurus byansmalli. Known elements represented in white and unknown in gray. Reconstructed elements are based on Tawa hallae
A 6.4 meter (21ft) Eurhinosaurus species specimen from the Holzmaden Formation, Baden-Wurttenburg, Germany. ~185 million years old.
Fossil of Nannopterygius, an extinct reptile-- Took the photo at Natural History Museum, London
Fossil of Nannopterygius, an extinct reptile-- Took the photo at Natural History Museum, London
Skeletal mount of Martinectes bonneri on display at the University of Michigan Museum of Natural History.
Neck (top) and lower back (bottom) vertebrae of plesiosaur Scanisaurus sp., excavated in the Kristianstad Basin and exhibited at the "Havsdrakarnas hus" exhibition in Bromölla, Sweden. Background digitally replaced with black color.
Neck (top) and lower back (bottom) vertebrae of plesiosaur Scanisaurus sp., excavated in the Kristianstad Basin and exhibited at the "Havsdrakarnas hus" exhibition in Bromölla, Sweden. Background digitally replaced with black color.
Puntledge River elasmosaur[1], Canadian Museum of Nature, Ottawa, Ontario, Canada
Holotypic paddle of Tatenectes laramiensis (thought by Mehl to be a possible species of Tricleidus)
Skull of the mosasaurid squamate Thalassotitan atrox from the late Maastrichtian of Sidi Daoui, Ouled Abdoun Basin, Khouribga Province, Morocco, North Africa.
I took the picture at the limited exhibition event in National Museum of Nature and Science
Angolasaurus bocagei partial skeleton (MGUAN-PA 065) on display at the Smithsonian's National Museum of Natural History.
Angolasaurus bocagei partial skeleton (MGUAN-PA 065) on display at the Smithsonian's National Museum of Natural History.
Cast of a Scaphognathus crassirostris, a kind of pterosaur. On display as part of the exhibit "Pterosaurs: Flight in the Age of Dinosaurs" at the Cleveland Natural History Museum in Cleveland, Ohio, in the United States. This animal lived about 150 million years ago. This fossil was found in the Solnhofen formation in Germany. This is a cast; the fossil itself is held by the Institute of Geology and Paleontology at the University of Bonn.
Holotype specimen of Pterodactylus suevicus (now classified as Cycnorhamphus), specimen number GPIT 80 (example 53 of Wellnhofer 1970)
Holotype specimen of Pterodactylus suevicus (now classified as Cycnorhamphus), specimen number GPIT 80 (example 53 of Wellnhofer 1970)
Holotype specimen of Pterodactylus suevicus (now classified as Cycnorhamphus), specimen number GPIT 80 (example 53 of Wellnhofer 1970)
Cimoliopterus cuvieri. Holotype NHMUK PV 39409 (Cenomanian / Turonian, Chalk Formation), anterior part of the rostrum A right lateral view B respective line drawing C ventral view D respective line drawing. Abbreviations: m – maxillae, pm – premaxillae, pmcr – premaxillary crest, prid – palatal ridge. Arrows and numbers indicate alveoli or teeth and their respective position. Scale bar = 10 mm. Photos courtesy of The Natural History Museum.
Fossil specimen of early Cretaceous pterosaur Sinopterus dongi, which is collected from Chaoyang, Liaoning, China. The specimen (BMNHC Ph773) is a collection of Beijing Museum of Natural History and was on display in the National Museum of Natural Science (Taichung, Taiwan) during a special exhibition.
Fossil specimen of early Cretaceous pterosaur Sinopterus dongi, which is collected from Chaoyang, Liaoning, China. The specimen (BMNHC Ph773) is a collection of Beijing Museum of Natural History and was on display in the National Museum of Natural Science (Taichung, Taiwan) during a special exhibition.
Camposipterus nasutus comb. n. Holotype CAMSM B 54556 (Albian, Cambridge Greensand), anterior part of the rostrum A left lateral view B respective line drawing C ventral view D respective line drawing. Abbreviations: m – maxillae, pm – premaxillae, prid – palatal ridge. Arrows and numbers indicate alveoli or teeth and their respective position. Scale bar = 10 mm.
Holotype skeleton of Jianchangnathus robustus on display at the Paleozoological Museum of China.
Skeletal reconstruction of Limusaurus inextricabilis. Matches proportions in published skeletal reconstruction by Gregory S. Paul in the 2016 book The Princeton Field Guide to Dinosaurs.