spécimen

Nature du spécimen

177 image(s) · 16 Actualités

Galerie d'images

A color-coded skull diagram of Palatodonta bleekeri, mostly based on a diagram published by Neenan et al. (2013). Some interpretations (such as the presence of a quadratojugal) are based on Maisch (2020). Depicted in left lateral view, mirrored from the original specimen as preserved in right lateral view. Dotted lines indicate missing bone.
Taxons Palatodonta

A color-coded skull diagram of Palatodonta bleekeri, mostly based on a diagram published by Neenan et al. (2013). Some interpretations (such as the presence of a quadratojugal) are based on Maisch (2020). Depicted in left lateral view, mirrored from the original specimen as preserved in right lateral view. Dotted lines indicate missing bone.

os spécimen Palatodonta crâne
Holotype specimen of Bellubrunnus BSP XVIII–VFKO–A12.

Scale bare 1 cm.
Taxons Bellubrunnus

Holotype specimen of Bellubrunnus BSP XVIII–VFKO–A12. Scale bare 1 cm.

écaille holotype spécimen Bellubrunnus
The holotype specimen of the extinct pterosaur Ceoptera, NHMUK PV R 37110
Taxons Ceoptera

The holotype specimen of the extinct pterosaur Ceoptera, NHMUK PV R 37110

musée holotype spécimen Ceoptera +1
Holotype specimen of the anurognathid pterosaur Sinomacrops
Taxons Sinomacrops

Holotype specimen of the anurognathid pterosaur Sinomacrops

holotype spécimen Anurognathidae Pterosauria +1
Photo of a specimen belonging to the anurognathid pterosaur Anurognathus
Taxons Anurognathus

Photo of a specimen belonging to the anurognathid pterosaur Anurognathus

spécimen Anurognathidae Anurognathus Pterosauria
Mimodactylus libanensis gen. et sp. nov. (a) Photo and drawing of the complete specimen. (b) Close up of scapula and coracoid. (c) Detail of the wrist, showing the relation of the pteroid and the carpus. (d) Detail of the humerus. Scale-bars, a: 50 mm; b-d: 10 mm. Abbreviations. car: carpus; cdv: caudal vertebrae; cor: coracoid; cra: cranium; cs: cristospine; cv: cervical vertebrae; d: dentary; dcar: distal carpals; dpc: deltopectoral crest; dri: dorsal ribs; dv: dorsal vertebrae; fe: femur; hu: humerus; man: mandible; mcI-III: first to third metacarpals; mcIV: wing metacarpal; mtar: metatarsals; pcar: proximal carpals; ph1d4: first wing phalanx; ph2d4: second wing phalanx; ph3d4: third wing phalanx; ph4d4: fourth wing phalanx; ppu: prepubis; ptd: pteroid; ra: radius; sca: scapula; sri: sacral ribs; stp: sternal plate; sym: mandibular symphysis; tar: tarsus; te: teeth; ti: tibia; ul: ulna; the abbreviations ‘l’ and ‘r’ represents respectively left and right.
Taxons Mimodactylus

Mimodactylus libanensis gen. et sp. nov. (a) Photo and drawing of the complete specimen. (b) Close up of scapula and coracoid. (c) Detail of the wrist, showing the relation of the pteroid and the carpus. (d) Detail of the humerus. Scale-bars, a: 50 mm; b-d: 10 mm. Abbreviations. car: carpus; cdv: caudal vertebrae; cor: coracoid; cra: cranium; cs: cristospine; cv: cervical vertebrae; d: dentary; dcar: distal carpals; dpc: deltopectoral crest; dri: dorsal ribs; dv: dorsal vertebrae; fe: femur; hu: humerus; man: mandible; mcI-III: first to third metacarpals; mcIV: wing metacarpal; mtar: metatarsals; pcar: proximal carpals; ph1d4: first wing phalanx; ph2d4: second wing phalanx; ph3d4: third wing phalanx; ph4d4: fourth wing phalanx; ppu: prepubis; ptd: pteroid; ra: radius; sca: scapula; sri: sacral ribs; stp: sternal plate; sym: mandibular symphysis; tar: tarsus; te: teeth; ti: tibia; ul: ulna; the abbreviations ‘l’ and ‘r’ represents respectively left and right.

crête humérus écaille dessin +3
Mimodactylus libanensis gen. et sp. nov. (a) Photo and drawing of the complete specimen. (b) Close up of scapula and coracoid. (c) Detail of the wrist, showing the relation of the pteroid and the carpus. (d) Detail of the humerus. Scale-bars, a: 50 mm; b-d: 10 mm. Abbreviations. car: carpus; cdv: caudal vertebrae; cor: coracoid; cra: cranium; cs: cristospine; cv: cervical vertebrae; d: dentary; dcar: distal carpals; dpc: deltopectoral crest; dri: dorsal ribs; dv: dorsal vertebrae; fe: femur; hu: humerus; man: mandible; mcI-III: first to third metacarpals; mcIV: wing metacarpal; mtar: metatarsals; pcar: proximal carpals; ph1d4: first wing phalanx; ph2d4: second wing phalanx; ph3d4: third wing phalanx; ph4d4: fourth wing phalanx; ppu: prepubis; ptd: pteroid; ra: radius; sca: scapula; sri: sacral ribs; stp: sternal plate; sym: mandibular symphysis; tar: tarsus; te: teeth; ti: tibia; ul: ulna; the abbreviations ‘l’ and ‘r’ represents respectively left and right.
Taxons Mimodactylidae

Mimodactylus libanensis gen. et sp. nov. (a) Photo and drawing of the complete specimen. (b) Close up of scapula and coracoid. (c) Detail of the wrist, showing the relation of the pteroid and the carpus. (d) Detail of the humerus. Scale-bars, a: 50 mm; b-d: 10 mm. Abbreviations. car: carpus; cdv: caudal vertebrae; cor: coracoid; cra: cranium; cs: cristospine; cv: cervical vertebrae; d: dentary; dcar: distal carpals; dpc: deltopectoral crest; dri: dorsal ribs; dv: dorsal vertebrae; fe: femur; hu: humerus; man: mandible; mcI-III: first to third metacarpals; mcIV: wing metacarpal; mtar: metatarsals; pcar: proximal carpals; ph1d4: first wing phalanx; ph2d4: second wing phalanx; ph3d4: third wing phalanx; ph4d4: fourth wing phalanx; ppu: prepubis; ptd: pteroid; ra: radius; sca: scapula; sri: sacral ribs; stp: sternal plate; sym: mandibular symphysis; tar: tarsus; te: teeth; ti: tibia; ul: ulna; the abbreviations ‘l’ and ‘r’ represents respectively left and right.

crête humérus écaille dessin +3
Ferrodraco lentoni gen. et sp. nov. holotype specimen AODF 876. All preserved elements were photographed and scaled to the same size, then articulated where possible. These were then used as the basis for the scaling of the skeletal reconstruction, the missing parts of which were based on the skeletal reconstruction of Tropeognathus mesembrinus by Mark Witton. Scale bar = 50 mm.
Taxons Ferrodraco

Ferrodraco lentoni gen. et sp. nov. holotype specimen AODF 876. All preserved elements were photographed and scaled to the same size, then articulated where possible. These were then used as the basis for the scaling of the skeletal reconstruction, the missing parts of which were based on the skeletal reconstruction of Tropeognathus mesembrinus by Mark Witton. Scale bar = 50 mm.

écaille holotype spécimen Ferrodraco +1
Haliskia peterseni gen. et sp. nov., holotype specimen KK F1426. (A) dorsal vertebra, ribs, gastralium, left scapulocoracoid, left and right manual phalanx IV-2, right manual phalanx IV-3, left femur, left tibia, metatarsals and pedal phalanges, (B) mandible, teeth, ceratobranchials, cervical vertebra, rib, gastralium, right syncarpus, right lateral carpal, right pteroid, metacarpals, manual digits, right manual phalanx IV-1, left manual phalanx IV-4, (C) premaxilla with teeth, (D) isolated tooth, (E) isolated tooth, (F) left lateral carpal, (G) left metacarpal IV. Scale bar = 50 mm.
Taxons Haliskia

Haliskia peterseni gen. et sp. nov., holotype specimen KK F1426. (A) dorsal vertebra, ribs, gastralium, left scapulocoracoid, left and right manual phalanx IV-2, right manual phalanx IV-3, left femur, left tibia, metatarsals and pedal phalanges, (B) mandible, teeth, ceratobranchials, cervical vertebra, rib, gastralium, right syncarpus, right lateral carpal, right pteroid, metacarpals, manual digits, right manual phalanx IV-1, left manual phalanx IV-4, (C) premaxilla with teeth, (D) isolated tooth, (E) isolated tooth, (F) left lateral carpal, (G) left metacarpal IV. Scale bar = 50 mm.

écaille dent vertèbre holotype +2
Preserved elements of Eurazhdarcho langendorfensis re-assembled as found in partial articulation.

EME VP 312. (a) Slab and counter-slab with cervical vertebrae in dorsal view. (b) Specimen in original position with cervicals in ventral view.
Taxons Eurazhdarcho

Preserved elements of Eurazhdarcho langendorfensis re-assembled as found in partial articulation. EME VP 312. (a) Slab and counter-slab with cervical vertebrae in dorsal view. (b) Specimen in original position with cervicals in ventral view.

spécimen Eurazhdarcho partiel
Aralazhdarcho bostobensis, ZIN PH 57/43, a proximal fragment of a left humerus in proximal (a), ventral (b), anterior (c), dorsal (d), and posterior (e) views. This specimen is from the Shakh Shakh II locality in the northeasten Aral Sea region of Kazakhstan; Bostobe Formation, Upper Cretaceous (Santonian – lower Campanian). Abbreviations: h, humeral head; pf, pneumatic foramen; uc, ulnar crest. Scale bar is 10 mm.
Taxons Aralazhdarcho

Aralazhdarcho bostobensis, ZIN PH 57/43, a proximal fragment of a left humerus in proximal (a), ventral (b), anterior (c), dorsal (d), and posterior (e) views. This specimen is from the Shakh Shakh II locality in the northeasten Aral Sea region of Kazakhstan; Bostobe Formation, Upper Cretaceous (Santonian – lower Campanian). Abbreviations: h, humeral head; pf, pneumatic foramen; uc, ulnar crest. Scale bar is 10 mm.

crête humérus écaille Kazakhstan +7
Mandibular symphyses of Xericeps curvirostris. A–E Holotype FSAC-KK 10700; F–H referred specimen FSAC-KK 5203. A, F In left lateral view; B, G in occlusal view; C, H in ventral view; D, in posterior view and E, in anterior view. Scale bars represent 10 mm. A-C Ammonium chloride coated specimen
Taxons Xericeps

Mandibular symphyses of Xericeps curvirostris. A–E Holotype FSAC-KK 10700; F–H referred specimen FSAC-KK 5203. A, F In left lateral view; B, G in occlusal view; C, H in ventral view; D, in posterior view and E, in anterior view. Scale bars represent 10 mm. A-C Ammonium chloride coated specimen

écaille holotype spécimen Xericeps
Aurorazhdarcho micronyx (specimen formerly classified as Pterodactylus longirostris) in Exposition temporaire: Perles
Taxons Aurorazhdarcho

Aurorazhdarcho micronyx (specimen formerly classified as Pterodactylus longirostris) in Exposition temporaire: Perles

spécimen Aurorazhdarcho Pterodactylus
Reconstructed skull of Duriavenator hesperis showing known material (white) of the holotype and only known specimen. Unknown bones based on related Eustreptospondylus oxoniensis. Scale bar is 10cm, image is 10px/cm. Cranial anatomy based on Benson (2008) "A redescription of "Megalosaurus" hesperis (Dinosauria, Theropoda) from the Inferior Oolite (Bajocian, Middle Jurassic) of Dorset, United Kingdom"
Taxons Duriavenator

Reconstructed skull of Duriavenator hesperis showing known material (white) of the holotype and only known specimen. Unknown bones based on related Eustreptospondylus oxoniensis. Scale bar is 10cm, image is 10px/cm. Cranial anatomy based on Benson (2008) "A redescription of "Megalosaurus" hesperis (Dinosauria, Theropoda) from the Inferior Oolite (Bajocian, Middle Jurassic) of Dorset, United Kingdom"

os écaille Royaume-Uni Bajocien +11
Reconstructed skull of Wiehenvenator albati based on holotype specimen (white). Scale bar is 10cm, image if 10px/cm. Unknown material based on related Torvosaurus tanneri. Cranial anatomy based on Rauhut et al (2016) "A new megalosaurid theropod dinosaur from the late Middle Jurassic (Callovian) of north-western Germany: implications for theropod evolution and faunal turnover in the Jurassic"
Taxons Wiehenvenator

Reconstructed skull of Wiehenvenator albati based on holotype specimen (white). Scale bar is 10cm, image if 10px/cm. Unknown material based on related Torvosaurus tanneri. Cranial anatomy based on Rauhut et al (2016) "A new megalosaurid theropod dinosaur from the late Middle Jurassic (Callovian) of north-western Germany: implications for theropod evolution and faunal turnover in the Jurassic"

écaille Allemagne Callovien Jurassique +10
Reconstructed skull of the holotype and only specimen of Leshansaurus qianweiensis based on the possibly related megalosaurid Dubreuillosaurus valesdunensis. Scale bar is 10cm, image is 10px/cm. Cranial anatomy from figures in Fei et al. (2009) "A new carnosaur from the Late Jurassic of Qianwei, Sichuan, China". White bones are figured, light grey bones are unfigured and minimally described.
Taxons Leshansaurus

Reconstructed skull of the holotype and only specimen of Leshansaurus qianweiensis based on the possibly related megalosaurid Dubreuillosaurus valesdunensis. Scale bar is 10cm, image is 10px/cm. Cranial anatomy from figures in Fei et al. (2009) "A new carnosaur from the Late Jurassic of Qianwei, Sichuan, China". White bones are figured, light grey bones are unfigured and minimally described.

os écaille Chine Jurassique +9
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Actualités

De nouveaux fossiles révèlent une branche cachée de l’évolution humaine
dent Éthiopie fossile spécimen découverte évolution
Les fossiles découverts en Éthiopie remodèlent notre vision de l’évolution humaine. Au lieu d’une marche directe depuis des ancêtres ressemblant à des singes jusqu’aux humains modernes, les chercheurs voient désormais un arbre enchevêtré et ramifié avec plusieurs espèces coexistant. Des dents récemment découvertes révèlent une espèce d'australopithèque jusqu'alors inconnue qui vivait aux côtés de certains des premiers spécimens d'Homo il y a près de 2,8 millions d'années. Cela suggère que la nature a testé plusieurs versions de « l’être humain » avant que notre lignée ne perdure.
28/08/2025 sciencedaily-human-evo ⚙ Traduction automatique
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