Find research datasets worth reusing
Search datasets from major research repositories and use ShareScore to quickly assess how well each record supports discovery, access, and reuse.
307
datasets available to search
ShareScore release 0.7.1
Dataset results
307 results for “Ornithischia”
FIGURE 26 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 26. Right tibia and fibula of NHMUK R4948, Chasmosaurus belli. A–D, tibia in A, lateral, B, medial, C, dorsal and D, ventral view. E–F, fibula in E, lateral and F, medial view. Abbreviations: cc, cnemial crest; fc, fibular condyle; ifb, attachment area for m. iliofibularis. Scale bars equal 10 cm.
FIGURE 20 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 20. Sacral vertebrae of NHMUK R4948, Chasmosaurus belli in A, dorsal, B, right lateral and C, left lateral view. Abbreviations: ds1, first dorsosacral vertebra; ds2, second dorsosacral vertebra; s1, first sacral vertebra; s2, second sacral vertebra; s3, third sacral vertebra; s4, fourth sacral vertebra. Scale bar equals 10 cm.
FIGURE 17 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 17. Cervical vertebrae four to eight of NHMUK R4948, Chasmosaurus belli. A–C, cervical four; D–F, cervical five; G–I, cervical six; J–L, cervical seven; M–O, and cervical eight; shown in A, D, G, J, M, anterior, B, E, H, K, N, posterior and C, F, I, L, O, right lateral view. Scale bar equals 5 cm.
FIGURE 13 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 13. Predentary of NHMUK R4948, Chasmosaurus belli in A, dorsal, B, ventral and C, right lateral view. Scale bar equal to 10 cm.
FIGURE 9 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 9. Parietal of NHMUK R4948, Chasmosaurus belli, which is preserved in six parts. A–B, dorsal view; C–D, ventral view. Abbreviations: lb, lateral bar; mb, median bar; mp, median platform; pb, posterior bar; sq f, facet for the squamosal. Hatching indicates broken bone. Scale bar equals 20 cm.
FIGURE 10 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 10. Comparison of parietal posterior bar and eqiparietal morphology in specimens referred to Chasmosaurus. A–C, Chasmosaurus belli; D–E, Chasmosaurus russelli. A, ROM 843 in dorsal view; B, CMN 2245 in dorsolateral view; C, NHMUK R4948 in dorsal view; D, CMN 2280 in dorsal view; E, TMP 1983.25.01 (the holotype of 'Mojoceratops') in dorsal view. Not to scale.
FIGURE 5 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 5. Left postorbital and jugal of R4948, Chasmosaurus belli. A–D, postorbital in A, C, lateral and B, D, medial view; E–H, jugal in E, G, lateral and F, H, medial view. Abbreviations: epj, epijugal; fpf, margin of the frontoparietal fontanelle; j, jugal; j-ma f, maxillary facet on jugal; j-qj f, quadratojugal facet on jugal; la-j r, ridge between lacrimal and jugal; orb, orbit; po-f f, frontal facet on postorbital; po-lsp f, laterosphenoid facet on postorbital; po-pso f, posterior supraorbital facet on postorbital. Diagonal lines indicate broken bone. Scale bars equal to 20 cm.
FIGURE 15 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 15. Preserved right lower jaw elements of NHMUK R4948, Chasmosaurus belli in A–B, lateral, C–D, medial, E–F, dorsal, G–H, ventral and I–J, posterior view. Abbreviations: add, adductor fossa; ar, articular; for, foramen; gle, glenoid fossa; par, prearticular; sa, surangular; sa-a f, facet for angular on surangular. Hatching indicates broken bone. Scale bar equals 5.
FIGURE 8 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 8. Squamosals of NHMUK R4948, Chasmosaurus belli. A–D, right squamosal in A–B, lateral and C–D, medial view; E–F, left squamosal in medial view. Because of the delicate condition of the left squamosal, it could not be turned for photography in lateral view at the time of writing. Abbreviations: episq, episquamosals; sq-pa f, parietal facet on the squamosal; sq-po s, suture with the postorbital; sq-poc f, paroccipital process facet on the squamosal; sq-q f, quadrate facet on the squamosal. Hatching indicates broken bone. Scale bar equals 20 cm.
FIGURE 7 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 7. Quadrates of NHMUK R4948, Chasmosaurus belli. A–B, E–F, right quadrate in A, E, anterior and B, F, posterior view; C–D, G–H, left quadrate in C, G, anterior and D, H, posterior view. Abbreviations: q-poc f, paroccipital process facet on quadrate; q-pt f, pterygoid facet on quadrate; q-pt p, pterygoid process of quadrate; q-qj f, quadrotojugal facet on quadrate; qsq f, squamosal facet on quadrate. Scale bar equal to 5 cm.
FIGURE 4 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 4. Right circumorbital region of NHMUK R4948, Chasmosaurus belli in A, C lateral, and B, D, medial view. Abbreviations: aso, anterior supraorbital; epj, epijugal; j, jugal; j-ma f, maxillary facet on jugal; j-qj f, quadratojugal facet on jugal; la-j r, ridge between lacrimal and jugal; ltf, lateral temporal fenestra; orb, orbit; po-p f, parietal facet on postorbital; po-sq f, squamosal facet on postorbital; sohc, supraorbital horn core. Diagonal lines indicate broken bone. Scale bar equal to 20 cm.
FIGURE 3 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 3. Nasals of NHMUK R4948, Chasmosaurus belli in A–B, right lateral, C–D, left lateral, and E–F, dorsal view. Abbreviations: nhc, nasal horn core; n-pm f, premaxillary facet on nasal; n-pm p, premaxillary process of nasal. Diagonal lines indicate broken bone. Scale bars equal to 20 cm.
FIGURE 11 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 11. Braincase of NHMUK R4948, Chasmosaurus belli in A, dorsal, B, ventral, C, right lateral, D, left lateral and E, posterior view. Scale bar equals 10 cm.
FIGURE 1 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 1. Rostral and premaxillae of NHMUK R4948, Chasmosaurus belli in A–B, right lateral, C–D, left lateral, and E–F, dorsal view. Abbreviations: pm dp, premaxillary dorsal process; pm f, premaxillary fenestra; pm fl, premaxillary flange extending into external naris; pm-m f, maxillary facet on premaxilla; pm-n f, nasal facet on premaxilla; pm sf, small foramen ventral to premaxillary fenestra on premaxilla; r, rostral; r dp, dorsal process of rostral; r pp, posterior process of rostral. Diagonal lines indicate broken bone. Scale bars equal to 20 cm.
FIGURE 25 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 25. Right femur of NHMUK R4948, Chasmosaurus belli, in A, anterior, B, posterior, C, lateral, D, medial, E, dorsal and F, ventral view. Abbreviations: 4t, fourth trochanter; at, anterior trochanter; gt, greater trochanter; hd, femoral head. Scale bar equals 20 cm for A–D, 15 cm for E–F.
FIGURE 2 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 2. Maxillae of NHMUK R4948, Chasmosaurus belli. A–D, right maxilla in A, C, lateral, and B, D, medial view; E– H, left maxilla in E, G, lateral, and F, H, medial view. Abbreviations: aof, antorbital fossa; m-ecpt f, ectopterygoid facet on maxilla; m-la-j f, lacrimal and jugal facets on maxilla; m mf, medial foramen on maxilla; m-n f, nasal facet on maxilla; m-pm f, premaxillary facet on maxilla; m-pt f, pterygoid facet on maxilla; m r, maxillary ridge. Diagonal lines indicate broken bone. Scale bars equal to 20 cm.
FIGURE 16 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 16. Syncervical of NHMUK R4948, Chasmosaurus belli in A, right lateral and B, left lateral view. Abbreviations: III, cervical three; III dia, diapophysis of cervical three; III ns, neural spine of cervical three; III para, parapophysis of cervical three; at, atlas; at rf, atlas rib facet; ax, axis; ax dia, diapophysis of axis; ax na, neural arch of axis; ax ns, neural spine of axis; ax para, parapophysis of axis. Scale bar equals 20 cm.
FIGURE 6 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 6. Quadratojugals of NHMUK R4948, Chasmosaurus belli. A–F, right quadratojugal in A, D, lateral, B, E, medial and C, F, posterior view. Abbreviations: ltf m, margin of the lateral temporal fenestra; qj-epj f, epijugal facet on quadratojugal; qj-j f, jugal facet on quadratojugal; qj-q f, quadrate facet on quadratojugal; qj r, ridge on quadratojugal; qj-sq f, squamosal facet on quadratojugal. Scale bar equal to 5 cm.
FIGURE 14 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 14. Preserved left lower jaw elements of NHMUK R4948, Chasmosaurus belli. A–J, posterior part of the left lower jaw in A–B, lateral, C–D, medial, E–F, posterior, G–H, dorsal and I–J, ventral view. K–L, left coronoid process in K, lateral and L, medial view. Abbreviations: add, adductor fossa; ar, articular; for, foramen; gle, glenoid fossa; par, prearticular; sa, surangular; sa-a f, facet for angular on surangular; sa-d f, facet for dentary on surangular. Hatching indicates broken bone. Scale bars equal to 5 cm.
FIGURE 18 in A new specimen of Chasmosaurus belli (Ornithischia: Ceratopsidae), a revision of the genus, and the utility of postcrania in the taxonomy and systematics of ceratopsid dinosaurs
FIGURE 18. Dorsal vertebrae one to four of NHMUK R4948, Chasmosaurus belli. A–C, dorsal one; D–F, dorsal two; G–I, dorsal three; J–L, and dorsal four; shown in A, D, G, J, anterior, B, E, H, K, posterior and C, F, I, L, right lateral view. Scale bar equals 5 cm.
ScienceDex guides
Understand access before you commit
These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.