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.
18
datasets available to search
ShareScore release 0.9.0
Dataset results
18 results for “Onchopristis”
Figure 17 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 17. Enlarged dermal denticles of †Onchopristis numidus from the 'Kem Kem Beds'. A–C. B–C, Charles Underwood personal collection, lateral view, longitudinal section and close up of the enameloid layer. D–F, IGR 2819, lateral, anterior and basal views. G, IGR 2820, lateral view. H, IGR 2821, antero-apical view. Scale bars: 1 cm.
Figure 16. A–F in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 16. A–F, ventral rostral denticles from the section of the rostrum of †Onchopristis numidus (NHMUK PV P 75502). A–C, Morpho 1. D–F, Morpho 2 (scale bar: 2 mm) NHMUK PV P 74051. G, anterior part of the ventral surface of IPUW 353500 rostrum (scale bar: 1 cm).
Figure 15. A, B in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 15. A, B, vertebral centra of †Onchopristis numidus from the 'Kem Kem Beds' collection sites Boulalou (KK5: easting: 418413; northing: 3479178 UTM) NHMUK PV P 74052. A, B, sagittal section of vertebra. C, articulation surface of the vertebra. Scale bars: 1 cm.
Figure 13 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 13. Micro-CT-based volume renderings and virtual sections of oral teeth of † found associated with IPUW 353500. A–E, broken main cusp in: A, labial; B, occlusal; C, lingual; D, medial; D, E, profile views. F–L, incomplete tooth lacking part of the labial apron and root in: F, labial; H, lingual; I, apical; J, L, profile views; tooth sections in (G) axial and (K) sagittal aspects; M–S, tooth with a broken main cusp in: M, labial; N, lingual; O, occlusal; P, basal; Q, S, profile views tooth section in (R).
Figure 10. A, B in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 10. A, B, neurocranium of †Onchopristis numidus. A, picture of IPUW 353500. B, line drawing. C, picture of IGR 2818. D, line drawing. Scale bar 4 cm. Note: darken areas on drawing represent sediments.
Figure 9 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 9. Fragment of the rostrum of †Onchopristis numidus. A, IPUW 353500 (scale bar: 1 cm). B, NHMUK PV P 75503 (scale bar: 5 cm). C, hypothetical scheme of the growth and addition of rostral denticles in †Onchopristis. Denticles in grey in (C) are larger denticles replacing smaller ones that fell.
Figure 7 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 7. Rostral denticles of †Onchopristis numidus found in the 'Kem Kem Beds' NHMUK PV P74045. A, CT scan of denticles (scale bar: 1mm). B, transverse section of denticle (scale bar: 2 mm). C, lateral section of the tip of rostral denticles. D, E, smaller denticles with different barb sizes (scale bar: 1 cm).
Figure 8. A in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 8. A, mouth of †Onchopristis numidus (IPUW 353500). B, close-up view of enlarged denticle in the mouth. C, disarticulated denticles with similar morphology found in the 'Kem Kem Beds' collection sites: KK1 (easting: 382819; northing: 3501936 UTM) and KK3 (easting: 416828; northing: 3418567 UTM). Scale bar: 1 cm.
Figure 14 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 14. Synarcual of †Onchopristis numidus (IPUW 353500). A, dorsal view. B, line drawing. C, ventral view. D, line drawing. Scale bar: 5 cm.
Figure 11 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 11. Neurocranium of †Onchopristis numidus (IPUW 353500). A, ventral view. B, line drawing. C, lateral view. D, line drawing. (A, B, scale bar: 2 cm). (C, D, scale bar: 5 cm).
Figure 6. A, C in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 6. A, C, rostral denticles with multiple barbs bought in Morocco. A, denticle composed of two different denticles brought from a fossil dealer in Morocco NHMUK PV P74053. B, sagittal section of denticle, the section where the denticles were glued marked with an arrow (single barb base attached to a double barbed tip denticle). C, Double barb denticle brought from a fossil dealer in Morocco NHMUK PV P74053. D, sagittal section of that denticle revealing no modifications. Scale bar: 1 cm.
Figure 12. A–L in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 12. A–L, oral teeth of †Onchopristis numidus found in the 'Kem Kem Beds', collection site Boulalou (KK5: easting: 418413; northing: 3479178 UTM; zone: 30) NHMUK PV P 74050. M, N, teeth extracted from the preparation of specimen IPUW 353500. A, E, I, D, H, L, M, N, labial face. B, F, J, root. C, G, K, profile view. Scale bar: 2mm.
Figure 4. A–C in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 4. A–C, rostrum of †Onchopristis numidus. A, ventral surface of IPUW 353500. B, dorsal surface of IPUW 353500. C, NHMUK PV P 75502. Scale bar: 1cm.
Figure 3. A in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 3. A, cranial and rostral remains of †Onchopristis numidus (IGR 2818). B, line drawing of the specimen remains (darken areas represent rock matrix). Denticles in pair arrangement marked with an arrow. Scale bar: 10 cm.
Figure 1. A in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 1. A, rostral remains figured in Stromer (1925; TL 1450 mm). B, C, rostral remains figured in Stromer (1917; B, TL. 260 mm. C, TL. 520 mm).
Figure 2. A in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 2. A, cranial and rostral remains of †Onchopristis numidus (IPUW 353500). B, interpretative line drawing of the specimen remains. Denticles in pair arrangement marked with an arrow. Scale bar: 5cm.
Figure 18 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 18. Phylogenetic trees recovered by the different analysis used in the present study. A, strict consensus and majority rule trees produced by the TNT analysis. B, strict consensus and majority rule trees produced by the TreeSearch analysis: clade support values from the Jackknife analysis displayed inside the parenthesis. Character supporting nodes of TNT's majority rule tree (MRT): black circles, characters recovered by both consensus methods; white circles, characters recovered only by MRT.
Figure 5 in The skeletal remains of the euryhaline sclerorhynchoid †Onchopristis (Elasmobranchii) from the 'Mid'-Cretaceous and their palaeontological implications
Figure 5. Enlarged rostral denticles of † Onchopristis. A–C, micro-CT-based volume rendering of denticle collected along with the specimen IPUW 353500 from Morocco: A, dorsoventral; B, anterior; C, posterior views. D–G, denticles collected in Egypt (Werner, 1989; pl. 19, fig. 2a–d): D, posterior view; E, dorsoventral; F, anterior; G, base. Scale bar: 1 mm.
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.