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

Torvosaurus: Beast of the Week
Torvosaurus : Bête de la semaine
os prédateur Allemagne Portugal États-Unis Jurassique Jurassique supérieur Dinosauria Torvosaurus
Aujourd'hui, nous allons nous intéresser à un énorme dinosaure prédateur du Jurassique, Torvosaurus tanneri !  Torvosaurus vivait il y a environ 150 millions d’années à la fin du Jurassique. Ses ossements ont été découverts dans le Colorado, aux États-Unis, au Portugal et peut-être en Allemagne (l'Europe et l'Amérique du Nord n'étaient pas aussi éloignées à l'époque, rappelez-vous, donc beaucoup de dinosaures présents sur chacun d'eux partageaient des ancêtres récents).  Du nez à la queue, il mesurait jusqu'à 36 pieds (environ 11 m) et aurait été parmi les plus grands,
08/02/2026 prehistoricbeastoftheweek ⚙ Traduction automatique
Cet étrange petit dinosaure oblige à repenser l'évolution
os dent métabolisme Dinosauria Foskeia anatomie oiseau évolution mammifères étude crâne
Un petit dinosaure nouvellement identifié, Foskeia pelendonum, bouleverse les idées reçues de longue date sur l'évolution des dinosaures herbivores. Même si les adultes adultes étaient remarquablement petits et légers, leur anatomie était tout sauf simple : elles présentaient un crâne bizarre et hautement spécialisé et des traits évolutifs inattendus. Des études osseuses détaillées montrent que ces dinosaures ont mûri rapidement avec un métabolisme semblable à celui des oiseaux ou des mammifères, tandis que leurs dents et leur posture suggèrent une vie rapide et agile dans des forêts denses.
03/02/2026 sciencedaily ⚙ Traduction automatique
Les bébés dinosaures étaient l'épine dorsale de la chaîne alimentaire jurassique
chasse prédateur proie Jurassique fossile Dinosauria
Bien qu’ils soient devenus les plus gros animaux ayant jamais marché sur terre, les sauropodes ont commencé leur vie petits, exposés et seuls. Les preuves fossiles suggèrent que leurs bébés étaient fréquemment mangés par de multiples prédateurs, ce qui en faisait un élément clé de la chaîne alimentaire jurassique. Cet approvisionnement constant en proies faciles peut expliquer pourquoi les premiers prédateurs ont prospéré sans avoir besoin d’adaptations extrêmes en matière de chasse. Les résultats offrent un rare aperçu du fonctionnement réel des écosystèmes de dinosaures.
02/02/2026 sciencedaily ⚙ Traduction automatique
Cette application d'IA peut déterminer quel dinosaure a laissé une empreinte
fossile empreintes Dinosauria oiseau datation découverte
Les empreintes de dinosaures ont toujours été mystérieuses, mais une nouvelle application d'IA perce leurs secrets. DinoTracker analyse les photos de traces de fossiles et prédit quel dinosaure les a créées, avec une précision rivalisant avec celle des experts humains. En cours de route, il a découvert des empreintes de pas qui ressemblent étonnamment à celles d'un oiseau, remontant à plus de 200 millions d'années. Cette découverte pourrait repousser l’origine des oiseaux bien plus loin dans la préhistoire.
01/02/2026 sciencedaily ⚙ Traduction automatique
Pachycephalosaurus: Beast of the Week
Pachycephalosaurus : Bête de la semaine
membre film Jurassique Dinosauria Pachycephalosauria crâne
Cette semaine, nous allons découvrir un dinosaure bien connu avec un crâne emblématique.  Ce dinosaure est l’un de mes favoris de tous les temps.  Je n'oublierai jamais d'avoir vu sa superbe représentation dans Le Monde Perdu : Jurassic Park au cinéma alors que j'avais seulement huit ans.  La façon dont il a détruit ce camion... ça m'a changé.  Dites bonjour à Pachycephalosaurus wyomingensis ! Pachycephalosaurus reconstitution de la vie à l'aquarelle par Christopher DiPiazza. Pachycephalosaurus était le plus grand membre connu o
25/01/2026 prehistoricbeastoftheweek ⚙ Traduction automatique
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