crâne

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188 image(s) · 18 Actualités

Galerie d'images

Representative taxa from the Santonian Iharkút fauna from the Csehbánya Formation, Bakony Mountains, western Hungary. A Pannoniasaurus inexpectatus (Squamata, Mosasauroidea), dorsal vertebra (MTM uncatalogued) in dorsal view (photo by Réka Kalmár) B Foxemys trabanti (Pleurodira, Bothremydidae), skull (MTM V 2010.215.1.) in dorsal view (photo by Márton Rabi). C Bicuspidon aff. hatzegiensis (Squamata, Borioteiioidea), left dentary (MTM 2006.112.1.) in medial view (photo by László Makádi) D Basal tetanuran (Theropoda, Tetanurae), tooth (MTM V.01.54) in ?lingual view E Indeterminate abelisaurid (Theropoda, Abelisauridae), pedal ungual phalanx (MTM V 2008.43.1.) in lateral view F Pneumatoraptor fodori (Theropoda, Paraves), left scapulocoracoid (holotype, MTM V 2008.38.1.) in lateral view G Mochlodon vorosi (Ornithopoda, Rhabdodontidae), left dentary (holotype, MTM V 2010.105.1) in lateral view H Bakonydraco galaczi (Pterosauria, Azhdarchidae), mandible (holotype, MTM 2007.110.1) in dorsal view I Iharkutosuchus makadii (Eusuchia, Hylaeochampsidae), skull (holotype, MTM 2006.52.1) in dorsal view J Hungarosaurus tormai (Ankylosauria, Nodosauridae), right dentary (MTM 2007.25.2) in lateral view K Bauxitornis mindszentyae (Aves, Enantiornithes), left tarsometatarsus (holotype, MTM V 2009.38.1) in anterior view L Ajkaceratops kozmai (Ceratopsia), fused rostral and premaxillae (holotype, MTM V 2009.192.1) in lateral view. Scale bars: 2 cm in A, V, G, H, I, J; 1 cm in D, E, F, K, L; 1 mm in C.

Representative taxa from the Santonian Iharkút fauna from the Csehbánya Formation, Bakony Mountains, western Hungary. A Pannoniasaurus inexpectatus (Squamata, Mosasauroidea), dorsal vertebra (MTM uncatalogued) in dorsal view (photo by Réka Kalmár) B Foxemys trabanti (Pleurodira, Bothremydidae), skull (MTM V 2010.215.1.) in dorsal view (photo by Márton Rabi). C Bicuspidon aff. hatzegiensis (Squamata, Borioteiioidea), left dentary (MTM 2006.112.1.) in medial view (photo by László Makádi) D Basal tetanuran (Theropoda, Tetanurae), tooth (MTM V.01.54) in ?lingual view E Indeterminate abelisaurid (Theropoda, Abelisauridae), pedal ungual phalanx (MTM V 2008.43.1.) in lateral view F Pneumatoraptor fodori (Theropoda, Paraves), left scapulocoracoid (holotype, MTM V 2008.38.1.) in lateral view G Mochlodon vorosi (Ornithopoda, Rhabdodontidae), left dentary (holotype, MTM V 2010.105.1) in lateral view H Bakonydraco galaczi (Pterosauria, Azhdarchidae), mandible (holotype, MTM 2007.110.1) in dorsal view I Iharkutosuchus makadii (Eusuchia, Hylaeochampsidae), skull (holotype, MTM 2006.52.1) in dorsal view J Hungarosaurus tormai (Ankylosauria, Nodosauridae), right dentary (MTM 2007.25.2) in lateral view K Bauxitornis mindszentyae (Aves, Enantiornithes), left tarsometatarsus (holotype, MTM V 2009.38.1) in anterior view L Ajkaceratops kozmai (Ceratopsia), fused rostral and premaxillae (holotype, MTM V 2009.192.1) in lateral view. Scale bars: 2 cm in A, V, G, H, I, J; 1 cm in D, E, F, K, L; 1 mm in C.

dent vertèbre Hongrie Santonien +15
Anhanguera blittersdorfi skull

Anhanguera blittersdorfi skull

Anhanguera crâne
A photograph of partial specimen American Museum of Natural History (AMNH) 22555, skull without mandible, of Anhanguera sp. (formerly often assigned to Anhanguera santanae),[1] from the Early Cretaceous Romualdo Formation (former Romualdo Member of the Santana Formation) of NE Brazil in right lateral view.

A photograph of partial specimen American Museum of Natural History (AMNH) 22555, skull without mandible, of Anhanguera sp. (formerly often assigned to Anhanguera santanae),[1] from the Early Cretaceous Romualdo Formation (former Romualdo Member of the Santana Formation) of NE Brazil in right lateral view.

musée Brésil Conway Romualdo +7
Complete specimen of the Laueropterus vitriolus holotype (LF 6268). The holotype specimen seen under natural light. Major elements are labeled. Abbreviations as follows here and in subsequent figures: ca, caudal vertebra; cp, carpal; cv, cervical vertebrae; dv, dorsal vertebra; fe, femur; hu, humerus; mn, mandible; mt, metatarsal; ph, phalanges; pmm, premaxilla-maxilla; pp, prepubis; pt, pteroid; pv, pelvic plate; r, rib; sa, sacrum; sc, scapulocoracoid; sk, skull part; st, sternum; ta, tarsals; ti, tibia; ul, ulna; un, ungual; wpx, wing phalanges; wmc, wing metacarpal. Scale bar = 100 mm.
Taxons Laueropterus

Complete specimen of the Laueropterus vitriolus holotype (LF 6268). The holotype specimen seen under natural light. Major elements are labeled. Abbreviations as follows here and in subsequent figures: ca, caudal vertebra; cp, carpal; cv, cervical vertebrae; dv, dorsal vertebra; fe, femur; hu, humerus; mn, mandible; mt, metatarsal; ph, phalanges; pmm, premaxilla-maxilla; pp, prepubis; pt, pteroid; pv, pelvic plate; r, rib; sa, sacrum; sc, scapulocoracoid; sk, skull part; st, sternum; ta, tarsals; ti, tibia; ul, ulna; un, ungual; wpx, wing phalanges; wmc, wing metacarpal. Scale bar = 100 mm.

humérus écaille vertèbre holotype +3
Cryptarcus ("Chasmosaurus") russelli holotype cranium (CMNFV 8800). (A) Skull in left lateral view (with restored jugal and lower jaw); (B) detail of snout in left lateral view; (C) detail of parietosquamosal frill in dorsal view; (D) detail of supraorbital review in dorsal view; (E) detail of es6 episquamosal; (F) detail of es7 episquamosal. Arrowheads in E and F point to margins of episquamosals.
Taxons Cryptarcus

Cryptarcus ("Chasmosaurus") russelli holotype cranium (CMNFV 8800). (A) Skull in left lateral view (with restored jugal and lower jaw); (B) detail of snout in left lateral view; (C) detail of parietosquamosal frill in dorsal view; (D) detail of supraorbital review in dorsal view; (E) detail of es6 episquamosal; (F) detail of es7 episquamosal. Arrowheads in E and F point to margins of episquamosals.

holotype Chasmosaurus Cryptarcus crâne
Illustration d'un Brontosaure dans l'eau et d'un Diplodocus sur terre. L'idée que le Brontosaure était entièrement ou principalement aquatique est aujourd'hui considérée comme dépassée. L'image d'une queue traînant au sol et d'un crâne semblable à celui du Camarasaurus est également inexacte.

Illustration d'un Brontosaure dans l'eau et d'un Diplodocus sur terre. L'idée que le Brontosaure était entièrement ou principalement aquatique est aujourd'hui considérée comme dépassée. L'image d'une queue traînant au sol et d'un crâne semblable à celui du Camarasaurus est également inexacte.

dessin old school paléoart Brontosauria +3
The skull of Janusaurus lundi (PMO 222.654).

A: Photo in right lateral view of the skull. B: Right lateral view with interpretation of the individual elements. Abbreviations: a, angular; art, articular; d, dentary; en, external naris; j, jugal; l, lacrimal; mx, maxilla; n, nasal; or, orbit; p, parietal; pmx, premaxilla; po, postorbital; pof, postfrontal; prf, prefrontal; q, quadrate; qj, quadratojugal; sa, surangular; st, supratemporal. Scale = 5 cm.
Taxons Janusaurus

The skull of Janusaurus lundi (PMO 222.654). A: Photo in right lateral view of the skull. B: Right lateral view with interpretation of the individual elements. Abbreviations: a, angular; art, articular; d, dentary; en, external naris; j, jugal; l, lacrimal; mx, maxilla; n, nasal; or, orbit; p, parietal; pmx, premaxilla; po, postorbital; pof, postfrontal; prf, prefrontal; q, quadrate; qj, quadratojugal; sa, surangular; st, supratemporal. Scale = 5 cm.

écaille Janusaurus crâne
The holotype and only known specimen of the hauffiopterygian leptonectid, Xiphodracon goldencapensis (ROM VP52596) from Golden Cap, between Charmouth and Seatown, Dorset, UK. The skeleton is exposed in ventrolateral view. The skull has been fully prepared free of matrix whereas most of the skeleton is still in matrix. The left (upper) forefin has been prepared so that it is three-dimensionally preserved and projects upwards. Scale bar represents 20 cm.
Taxons Xiphodracon

The holotype and only known specimen of the hauffiopterygian leptonectid, Xiphodracon goldencapensis (ROM VP52596) from Golden Cap, between Charmouth and Seatown, Dorset, UK. The skeleton is exposed in ventrolateral view. The skull has been fully prepared free of matrix whereas most of the skeleton is still in matrix. The left (upper) forefin has been prepared so that it is three-dimensionally preserved and projects upwards. Scale bar represents 20 cm.

écaille Royaume-Uni holotype spécimen +5
Skull of Jinchuanloong niedu (JCMF0132) in left lateral view.
Taxons Jinchuanloong

Skull of Jinchuanloong niedu (JCMF0132) in left lateral view.

Jinchuanloong crâne
Skull of Eternauta patagonica (photograph and diagram in right view)
Taxons Eternauta

Skull of Eternauta patagonica (photograph and diagram in right view)

Eternauta crâne
Jinchuanloong is a relatively basal sauropod that measured an estimated 10 m in length. Sauropod skulls typically don't preserve well in the fossil record, but Jinchuanloong is known mainly from the skull, and parts of the neck and tail. Like all sauropods, Jinchuanloong was a quadrupedal herbivore that used its long neck to reach the vegetation that it fed on.

Jinchuanloong is a relatively basal sauropod that measured an estimated 10 m in length. Sauropod skulls typically don't preserve well in the fossil record, but Jinchuanloong is known mainly from the skull, and parts of the neck and tail. Like all sauropods, Jinchuanloong was a quadrupedal herbivore that used its long neck to reach the vegetation that it fed on.

fossile Jinchuanloong crâne
Dinosaur sand sculptures at the Sand Sculpting Australia "Dinostory" exhibit held at Frankston, Victoria, Australia 2008/2009.The sculpture was the created with the combined efforts of an international team of sand sculpting artists: 
Karen Fralich (Canada) - children playing in foreground;
Peter Bignell (Tasmania, Australia) - Triceratops skull and logo;
Martijn Rijerse (Netherlands) - Tyrannosaurus rex scene;
Jino van Bruissenen and Christina Mija (NSW, Australia) - background panel.

Dinosaur sand sculptures at the Sand Sculpting Australia "Dinostory" exhibit held at Frankston, Victoria, Australia 2008/2009.The sculpture was the created with the combined efforts of an international team of sand sculpting artists: Karen Fralich (Canada) - children playing in foreground; Peter Bignell (Tasmania, Australia) - Triceratops skull and logo; Martijn Rijerse (Netherlands) - Tyrannosaurus rex scene; Jino van Bruissenen and Christina Mija (NSW, Australia) - background panel.

Australie Canada Pays-Bas Dinosauria +3
Various fossils pertaining to the holotype of the Triassic ichthyosaur Toretocnemus (originally Leptocheirus, also Merriamia) zitteli. This image is derived from plate 23 in Merriam (1903), done by an uncredited artist. The arrangement of the individual figures has been modified from the original (most notably, figures 3 and 4 were swapped to minimize confusion).
Original description:
Leptocheirus zitteli n. gen. and sp.
Figures reproduced natural size from the type specimen.

Fig. 1.— Right side of skull.
Fig. 2. — Cross-section of posterior portion of the lower jaw, taken above the point marked A on the lateral view of the skull.
Fig. 3. — Cross-section of the upper and lower jaws, taken at the break immediately behind the point marked Sp on the lateral view of the skull.
Fig. 4. — Lateral view of an anterior caudal centrum.
Legend (modified from original):

Ar - articular
A - angular
D - dentary
J - jugal
L - lacrimal
Mx - maxilla
Po - postorbital
Sa - surangular
Se - sclerotic ring
Sp - spenial
T - cross-section of tooth
X - doubtful element

Various fossils pertaining to the holotype of the Triassic ichthyosaur Toretocnemus (originally Leptocheirus, also Merriamia) zitteli. This image is derived from plate 23 in Merriam (1903), done by an uncredited artist. The arrangement of the individual figures has been modified from the original (most notably, figures 3 and 4 were swapped to minimize confusion). Original description: Leptocheirus zitteli n. gen. and sp. Figures reproduced natural size from the type specimen. Fig. 1.— Right side of skull. Fig. 2. — Cross-section of posterior portion of the lower jaw, taken above the point marked A on the lateral view of the skull. Fig. 3. — Cross-section of the upper and lower jaws, taken at the break immediately behind the point marked Sp on the lateral view of the skull. Fig. 4. — Lateral view of an anterior caudal centrum. Legend (modified from original): Ar - articular A - angular D - dentary J - jugal L - lacrimal Mx - maxilla Po - postorbital Sa - surangular Se - sclerotic ring Sp - spenial T - cross-section of tooth X - doubtful element

description Trias fossile holotype +7
Life restoration of Proceratosaurus bradleyi. Missing parts of skull are consistent with those of the related Guanlong per:[1] Body proportions are consistent with the skeletal reconstruction of Guanlong in fig. 11 here:[2]
Taxons Coeluridae

Life restoration of Proceratosaurus bradleyi. Missing parts of skull are consistent with those of the related Guanlong per:[1] Body proportions are consistent with the skeletal reconstruction of Guanlong in fig. 11 here:[2]

Coeluridae Guanlong Proceratosaurus crâne
Barracudasauroides panxianensis, skull.
Stage :   Anisian from 247.2 million years ago until ~242 million years ago.
Size and weight : 118x62x545 cm – 79.4 Kg

Barracudasauroides panxianensis, skull. Stage : Anisian from 247.2 million years ago until ~242 million years ago. Size and weight : 118x62x545 cm – 79.4 Kg

Anisien Barracudasauroides Mixosauridae crâne
Plioplatecarpus primaevus skull, Oxford University Museum of Natural History .

Plioplatecarpus primaevus skull, Oxford University Museum of Natural History .

musée Plioplatecarpini Plioplatecarpus Selmasaurini +1
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Actualités

Ce poisson préhistorique pourrait expliquer comment les animaux ont marché pour la première fois sur Terre
Antarctique crâne
Les scientifiques ont examiné l'intérieur du crâne d'un poisson de l'Antarctique vieux de 380 millions d'années, étroitement apparenté aux premiers animaux à avoir marché sur terre, révélant des indices surprenants sur la façon dont la vie a commencé à sortir de l'eau. Grâce à l’imagerie neutronique avancée, les chercheurs ont découvert que Koharalepis jarviki possédait des caractéristiques adaptées pour vivre près de la surface de l’eau, notamment des ouvertures dans son crâne qui auraient pu l’aider à avaler de l’air et un organe sensible à la lumière lié aux rythmes jour-nuit.
25/05/2026 sciencedaily-paleo ⚙ Traduction automatique
Les petits bras du T. rex pourraient avoir évolué pour une raison étonnamment brutale
mâchoire membre chasse prédateur proie Dinosauria crâne
Pourquoi le T. rex avait-il des bras si petits ? Les scientifiques pensent désormais que c’est parce que sa tête géante est devenue l’outil de chasse ultime. Dans plusieurs groupes de dinosaures, des crânes plus forts et des mâchoires écrasantes ont évolué parallèlement à des membres antérieurs rétrécis, en particulier chez les prédateurs chassant d'énormes proies. En d’autres termes, une fois que la morsure est devenue suffisamment mortelle, les bras ont peut-être cessé d’avoir de l’importance.
20/05/2026 sciencedaily ⚙ Traduction automatique
Un superbe crâne de stégosaure vieux de 150 millions d'années réécrit l'évolution des dinosaures
fossile Dacentrurus Dinosauria Stegosauria découverte évolution crâne
Une découverte spectaculaire de dinosaures en Espagne donne aux scientifiques un nouveau regard rare sur le monde des stégosaures. Les paléontologues ont découvert le crâne de stégosaure le mieux conservé jamais découvert en Europe, appartenant à l'emblématique dinosaure plaqué Dacentrurus armatus, qui parcourait la Terre il y a environ 150 millions d'années. Parce que les crânes de stégosaures sont extrêmement fragiles et ne survivent presque jamais intacts, le fossile aide les chercheurs à découvrir des détails jusqu'alors inconnus sur l'évolution de ces géants blindés.
17/05/2026 sciencedaily ⚙ Traduction automatique
Un nouveau dinosaure carnivore du Trias identifié à Ghost Ranch
États-Unis Trias supérieur Trias fossile spécimen Coelophysis Dinosauria Ptychotherates nouvelle espèce crâne
Des chercheurs de Virginia Tech (Virginie, États-Unis) ont identifié une nouvelle espèce de dinosaure du Trias supérieur.  Le dinosaure a été nommé Ptychotherates bucculentus.  Ce nouveau taxon de dinosaure carnivore a été érigé sur la base de l'examen détaillé d'un fossile de crâne incomplet, bien conservé mais mélangé (numéro de spécimen CM 31368).  Le crâne provient de la Coelophysis de renommée mondiale
11/05/2026 everythingdinosaur ⚙ Traduction automatique
New Fossil from Brazil Reveals Unexpected Diversity among Pre-Dinosaur Herbivores
Un nouveau fossile du Brésil révèle une diversité inattendue parmi les herbivores pré-dinosaures
mâchoire Brésil Trias fossile Dinosauria nouvelle espèce partiel crâne
Des paléontologues du Brésil ont identifié un nouveau genre et une nouvelle espèce de rhynchosaure hyperodapédontique – une lignée éteinte de reptiles herbivores à bec – sur la base d'un crâne partiel et de mâchoires inférieures récupérés dans des roches du Trias. L'article Un nouveau fossile du Brésil révèle une diversité inattendue parmi les herbivores pré-dinosaures est apparu en premier sur Sci.News : Breaking Science News.
23/04/2026 sci-news ⚙ Traduction automatique
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