Dinosauria

Taxon

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Skull of Lesothosaurus - ornithischian dinosaur
Taxons Lesothosaurus

Skull of Lesothosaurus - ornithischian dinosaur

Dinosauria Lesothosauria Ornithischia crâne
The nodosaurid dinosaur, Glyptodontopelta is mostly known from isolated osteoderms ("armor plates"). The specimen SMP VP-1580 (State Museum of Pennysylvania) is however, the most complete known specimen, comprising parts of the skull, hundreds of osteoderms and fragments. This specimen was discovered in 2003 by Warwick Fowler, in the Naashoibito Member of the Ojo Alamo Formation (Maatrichtian, Late Cretaceous) of the San Juan Basin, New Mexico, during an expedition led by Dr. Robert Sullivan.
Taxons Glyptodontopelta

The nodosaurid dinosaur, Glyptodontopelta is mostly known from isolated osteoderms ("armor plates"). The specimen SMP VP-1580 (State Museum of Pennysylvania) is however, the most complete known specimen, comprising parts of the skull, hundreds of osteoderms and fragments. This specimen was discovered in 2003 by Warwick Fowler, in the Naashoibito Member of the Ojo Alamo Formation (Maatrichtian, Late Cretaceous) of the San Juan Basin, New Mexico, during an expedition led by Dr. Robert Sullivan.

armure musée Mexique Denver +9
Tracks of the dinosaur Pseudotetrasauropus bipedoida.
Taxons Pseudotetrasauropus

Tracks of the dinosaur Pseudotetrasauropus bipedoida.

empreintes Dinosauria Pseudotetrasauropus
In 2000 a virtually complete Scelidosaurus skeleton was discovered in England. This fossil's hundreds of armor plates and spikes are preserved in their life positions, providing extraordinary details about how this dinosaur looked. St. George is the only place anywhere in the Western Hemisphere that the 11-foot long Scelidosaurus replica has been on display.
The St. George Dinosaur Discovery Site at Johnson Farm (St. George, Utah) is home to exceptionally well-preserved dinosaur tracks, some displaying skin impressions. These tracks, along with hundreds of fossil fish, plants, rare dinosaur remains, invertebrates traces and important sedimentary structures, show evidence that this site was produced along the western edge of a large, Early Jurassic (age between 195-198 million years ago) freshwater lake named Lake Dixie. 

Source: www.sgcity.org/dinotrax/
Taxons Scelidosaurus

In 2000 a virtually complete Scelidosaurus skeleton was discovered in England. This fossil's hundreds of armor plates and spikes are preserved in their life positions, providing extraordinary details about how this dinosaur looked. St. George is the only place anywhere in the Western Hemisphere that the 11-foot long Scelidosaurus replica has been on display. The St. George Dinosaur Discovery Site at Johnson Farm (St. George, Utah) is home to exceptionally well-preserved dinosaur tracks, some displaying skin impressions. These tracks, along with hundreds of fossil fish, plants, rare dinosaur remains, invertebrates traces and important sedimentary structures, show evidence that this site was produced along the western edge of a large, Early Jurassic (age between 195-198 million years ago) freshwater lake named Lake Dixie. Source: www.sgcity.org/dinotrax/

armure peau Jurassique inférieur Jurassique +7
Cairanoolithus, a fossil dinosaur egg. Took the photo at Fossil Show, Munich
Taxons Cairanoolithus

Cairanoolithus, a fossil dinosaur egg. Took the photo at Fossil Show, Munich

fossile Cairanoolithus Dinosauria
Struthiomimus altus complete reconstruction in the Rocky Mountain Dinosaur Resource Center, Woodland Park, Colorado
Taxons Struthiomimus

Struthiomimus altus complete reconstruction in the Rocky Mountain Dinosaur Resource Center, Woodland Park, Colorado

Dinosauria Struthiomimus
Dinosaur eggs (Dendroolithus sp.) from Kaoguo Formation, Henan, China, on display at the San Diego County Fair, California, USA.
Taxons Dendroolithus

Dinosaur eggs (Dendroolithus sp.) from Kaoguo Formation, Henan, China, on display at the San Diego County Fair, California, USA.

Chine États-Unis Dendroolithus Dinosauria +1
Drawing of lectoholotype skull BMNH R.3386 (desigated by Weishampel et al., 1993)[1][2] of Limnosaurus transsylvanicus NOPCSA 1900 (later renamed Telmatosaurus transsylvanicus), a basal hadrosaurid dinosaur from the Late Maastrichtian (latest Upper Cretaceous) Sanpetru Formation of West Central Romania.
Taxons Telmatosaurus

Drawing of lectoholotype skull BMNH R.3386 (desigated by Weishampel et al., 1993)[1][2] of Limnosaurus transsylvanicus NOPCSA 1900 (later renamed Telmatosaurus transsylvanicus), a basal hadrosaurid dinosaur from the Late Maastrichtian (latest Upper Cretaceous) Sanpetru Formation of West Central Romania.

dessin Roumanie Crétacé Maastrichtien +6
Magnoavipes sp. - dinosaur track from the Cretaceous of Colorado, USA. (replica; public display, Red Rocks Amphitheater visitor center, west of Denver, Colorado, USA)
Dinosaur Ridge, Colorado has numerous dinosaur fossils, including bones and tracks.  The most common track type at the site is Caririchnium leonardii, which was made by an iguanodontid dinosaur.  A less common track is this - a slender, three-toed print called Magnoavipes, which was made by a theropod dinosaur.
Stratigraphy: Dakota Sandstone, upper Lower Cretaceous

Provenance: eastern side of Dinosaur Ridge, Dakota Hogback, west of Denver, north-central Colorado, USA
Taxons Magnoavipes

Magnoavipes sp. - dinosaur track from the Cretaceous of Colorado, USA. (replica; public display, Red Rocks Amphitheater visitor center, west of Denver, Colorado, USA) Dinosaur Ridge, Colorado has numerous dinosaur fossils, including bones and tracks. The most common track type at the site is Caririchnium leonardii, which was made by an iguanodontid dinosaur. A less common track is this - a slender, three-toed print called Magnoavipes, which was made by a theropod dinosaur. Stratigraphy: Dakota Sandstone, upper Lower Cretaceous Provenance: eastern side of Dinosaur Ridge, Dakota Hogback, west of Denver, north-central Colorado, USA

os États-Unis Denver Crétacé +7
Otozoum tracks in the Dinosaur State Park and Arboretum, Rocky Hill, Connecticut, USA. The exhibit sign reads: "These large negative tracks were made by a heavy animal that walked on four toes and had a short stride. It may have been a prosauropod. All of these tracks have rare skin impressions. This specimen was removed from the Portland Quarry in 1896. Donated by Wesleyan University."
Taxons Otozoum

Otozoum tracks in the Dinosaur State Park and Arboretum, Rocky Hill, Connecticut, USA. The exhibit sign reads: "These large negative tracks were made by a heavy animal that walked on four toes and had a short stride. It may have been a prosauropod. All of these tracks have rare skin impressions. This specimen was removed from the Portland Quarry in 1896. Donated by Wesleyan University."

peau États-Unis Portland spécimen +3
Halisaurus mosasaur, Wyoming Dinosaur Center, Thermopolis / 2006
Taxons Halisaurus

Halisaurus mosasaur, Wyoming Dinosaur Center, Thermopolis / 2006

États-Unis Dinosauria Halisaurus
Cetiosaurus oxoniensis, "Rutland Dinosaur". New Walk Museum, Leicester. Tuesday, 17 July, 2012
Taxons Cetiosaurus

Cetiosaurus oxoniensis, "Rutland Dinosaur". New Walk Museum, Leicester. Tuesday, 17 July, 2012

musée Royaume-Uni Cetiosauria Dinosauria
Fossil bone of Procerosaurus exogyrarum, possible dinosaur from the Czech Republic. National Museum, Prague (2007).
Taxons Ponerosteus

Fossil bone of Procerosaurus exogyrarum, possible dinosaur from the Czech Republic. National Museum, Prague (2007).

os musée Tchéquie fossile +3
Fossil of Pinacosaurus, an ankylosaurian  dinosaur
Took the photo at Musee d'Histoire Naturelle, Brussels
Taxons Eopinacosaurus

Fossil of Pinacosaurus, an ankylosaurian dinosaur Took the photo at Musee d'Histoire Naturelle, Brussels

fossile Ankylosauria Dinosauria Eopinacosaurus +1
Reconstruction of Bissektipelta archibaldi an ankylosaurid dinosaur from the Late Cretaceous of Uzbekistan
Taxons Bissektipelta

Reconstruction of Bissektipelta archibaldi an ankylosaurid dinosaur from the Late Cretaceous of Uzbekistan

Ouzbékistan Crétacé Crétacé supérieur Ankylosauridae +2
Ornithischian dinosaur Stenopelix valdensis Meyer, 1857, holotype (GZG 741/2, formerly GPI Gö 741−2), from the Obernkirchen Sandstone (Early
Cretaceous: Berriasian), near Bückeburg, Niedersachsen, Germany. A. Large sandstone slab. B. Interpretative outline drawing of large latex cast (prepared
from large sandstone slab), showing majority of postcranial skeleton in dorsal view. C. Small sandstone slab. D. Interpretative outline drawing of small la−
tex cast (prepared from small sandstone slab), showing sacrum and caudals, pelvic region and partial hindlimbs in ventral view. For clarity elements in and
around the sacral region have not been labelled—these areas are shown in greater detail in Fig. 3. Roman numerals II–IV correspond to respective digits.

Abbreviations: mt, metatarsals; f, femur; ?, unidentified element.
Taxons Stenopelix

Ornithischian dinosaur Stenopelix valdensis Meyer, 1857, holotype (GZG 741/2, formerly GPI Gö 741−2), from the Obernkirchen Sandstone (Early Cretaceous: Berriasian), near Bückeburg, Niedersachsen, Germany. A. Large sandstone slab. B. Interpretative outline drawing of large latex cast (prepared from large sandstone slab), showing majority of postcranial skeleton in dorsal view. C. Small sandstone slab. D. Interpretative outline drawing of small la− tex cast (prepared from small sandstone slab), showing sacrum and caudals, pelvic region and partial hindlimbs in ventral view. For clarity elements in and around the sacral region have not been labelled—these areas are shown in greater detail in Fig. 3. Roman numerals II–IV correspond to respective digits. Abbreviations: mt, metatarsals; f, femur; ?, unidentified element.

dessin Allemagne Berriasien Crétacé +8
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Actualités

Ces minuscules fossiles de dinosaures ont trompé les scientifiques pendant 20 ans
armure os croissance fossile Ankylosauria Dinosauria découverte
De minuscules fossiles de dinosaures qui ont intrigué les scientifiques pendant plus de 20 ans ont enfin révélé leur véritable identité. Plutôt que d’appartenir à une espèce miniature, ce sont en réalité des bébés ankylosaures, certains âgés de moins d’un an, y compris un possible nouveau-né. En étudiant les schémas de croissance osseuse, les chercheurs ont confirmé que ces jeunes dinosaures n’étaient pas encore devenus des adultes de grande taille. La découverte apporte un nouvel éclairage sur la façon dont les ankylosaures se sont développés, montrant qu'ils ont commencé à développer une armure étonnamment tôt.
21/04/2026 sciencedaily ⚙ Traduction automatique
Peloroplites: Beast of the Week
Péloroplites : la bête de la semaine
États-Unis Cedar Mountain Lance Crétacé Dinosauria Peloroplites
 Cette semaine, nous allons découvrir un grand dinosaure tank.  Entrez Peloroplites cedrimontanus ! Le Peloroplites était un dinosaure herbivore qui vivait dans ce qui est aujourd'hui l'Utah, aux États-Unis, pendant la période du Crétacé, il y a entre 98 et 93 millions d'années.  Du museau à la queue, il mesurait environ 6 m de long.  Son nom de genre se traduit par « Hoplite géant » en référence aux hoplites, les anciens soldats grecs qui portaient des lances et de grands boucliers.  Le nom de l'espèce se traduit par « Cedar Mountain ».
19/04/2026 prehistoricbeastoftheweek ⚙ Traduction automatique
New Triassic Dinosaur Species Identified in New Mexico
De nouvelles espèces de dinosaures du Trias identifiées au Nouveau-Mexique
Mexique États-Unis Trias Dinosauria nouvelle espèce crâne
Un nouveau genre et une nouvelle espèce de dinosaure herrerasaurien carnivore ont été décrits à partir d'un crâne incomplet mais bien conservé trouvé dans le nord du Nouveau-Mexique, aux États-Unis. L'article Nouvelles espèces de dinosaures du Trias identifiées au Nouveau-Mexique est apparu en premier sur Sci.News : Breaking Science News.
17/04/2026 sci-news ⚙ Traduction automatique
Les scientifiques pensaient qu'il s'agissait d'un jeune T. rex. Ils avaient tort
os croissance prédateur fossile juvénile Dinosauria Nanotyrannus
Un mystère de longue date sur les dinosaures pourrait enfin être résolu : Nanotyrannus, autrefois considéré comme un simple T. rex adolescent, semble avoir été une espèce distincte après tout. Les scientifiques ont analysé un minuscule os de la gorge du fossile original et ont découvert des schémas de croissance montrant que l'animal était déjà mature et non un géant juvénile en devenir. Ce petit prédateur, environ la moitié de la taille d'un T. rex adulte, errait probablement aux côtés de son célèbre cousin, ajoutant une nouvelle couche de complexité à l'écosystème préhistorique.
16/04/2026 sciencedaily ⚙ Traduction automatique
Épisode 174 : Une histoire des dinosaures en 50 fossiles
musée fossile spécimen Dinosauria
Le professeur Paul Barrett du Natural History Museum de Londres a récemment écrit A History of Dinosaurs in 50 Fossils. Nous en avons profité pour avoir un aperçu de ce que nous savons réellement sur les dinosaures et comment il est même possible de raconter leur histoire avec seulement 50 spécimens. Dans cet épisode, Paul discute de l'histoire [&hellip
15/04/2026 palaeocast ⚙ Traduction automatique
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