taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
6A3DD143066DFF905590FDB365926476.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340880/files/figure.png	https://doi.org/10.5281/zenodo.14340880	Figure 2. GIUS-7-3674, cervical of ‘P’.antiquus, surface model in left lateral view (A) and a longitudinal CT cross section (B). Notice the thin, but generally continuous neural canal floor.Anatomical abbreviations: ic—internal cavity; la—lamella that separates the neural canal from the internal cavity; nc—neural canal; ns—neural spine; poz—postzygapophysis; prz—prezygapophysis.	Figure 2. GIUS-7-3674, cervical of ‘P’.antiquus, surface model in left lateral view (A) and a longitudinal CT cross section (B). Notice the thin, but generally continuous neural canal floor.Anatomical abbreviations: ic—internal cavity; la—lamella that separates the neural canal from the internal cavity; nc—neural canal; ns—neural spine; poz—postzygapophysis; prz—prezygapophysis.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF905590FDB365926476.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340884/files/figure.png	https://doi.org/10.5281/zenodo.14340884	Figure 3. CT transverse cross sections (from anterior to posterior) of ‘P’.antiquus cervical MGUWr 3889s (surface model in left lateral view) showing internal structure of the vertebra. Sectioning planes are marked with lines. Note the presence of a large internal cavity (ic), thicker cortex layer (tc), and slanted trabeculae (st) spanning across the internal chamber. Trabecular bone (tb) is present in the anteroposteriorly terminal portions of the centrum.	Figure 3. CT transverse cross sections (from anterior to posterior) of ‘P’.antiquus cervical MGUWr 3889s (surface model in left lateral view) showing internal structure of the vertebra. Sectioning planes are marked with lines. Note the presence of a large internal cavity (ic), thicker cortex layer (tc), and slanted trabeculae (st) spanning across the internal chamber. Trabecular bone (tb) is present in the anteroposteriorly terminal portions of the centrum.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF905590FDB365926476.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340888/files/figure.png	https://doi.org/10.5281/zenodo.14340888	Figure 4. Thin sections of ‘P’.antiquus cervical vertebrae SUT-MG/F/Tvert/2 (A, E, F, H, I) and GIUS-7-3674 (B–D, G, J). A–C, thin sections in normal transmitted light (A, B) and in polarized light (C). The slight lateral asymmetry results from minor antero-posterior skewing of the plane of sectioning. D, close-up of the internal supporting trabeculae in polarized light, presenting heavy remodelling. E–F, the lateral cortex of the centrum in polarized light (E) and polarized light with lambda compensator (F) showing lack of distinctive zonation and loosely ordered bone structure. G, cortex of the dorsolateral region of the centrum displaying more pronounced zonation and dorsal internal slanted trabeculae in polarized light. H–I, cortex of the ventrolateral region of centrum showing radial vascularization and a well-developed bundle of Sharpey’s fibres in polarized light (H) and polarized light with lambda compensator (I). J, the trabecular bone of the neural arch in polarized light.Arrows indicate a perforation of the neural canal floor. Anatomical abbreviations: elb—endosteal lamellar bone; ic—internal cavity; nc—neural canal; ns—neural spine; pfb—parallel-fibred bone; pvc—primary vascular canals; sf—Sharpey’s fibres; st—slanted trabeculae; tb—trabecular bone.Scale bars for panels A–C equal 5 mm and 0.5 mm for D–J.	Figure 4. Thin sections of ‘P’.antiquus cervical vertebrae SUT-MG/F/Tvert/2 (A, E, F, H, I) and GIUS-7-3674 (B–D, G, J). A–C, thin sections in normal transmitted light (A, B) and in polarized light (C). The slight lateral asymmetry results from minor antero-posterior skewing of the plane of sectioning. D, close-up of the internal supporting trabeculae in polarized light, presenting heavy remodelling. E–F, the lateral cortex of the centrum in polarized light (E) and polarized light with lambda compensator (F) showing lack of distinctive zonation and loosely ordered bone structure. G, cortex of the dorsolateral region of the centrum displaying more pronounced zonation and dorsal internal slanted trabeculae in polarized light. H–I, cortex of the ventrolateral region of centrum showing radial vascularization and a well-developed bundle of Sharpey’s fibres in polarized light (H) and polarized light with lambda compensator (I). J, the trabecular bone of the neural arch in polarized light.Arrows indicate a perforation of the neural canal floor. Anatomical abbreviations: elb—endosteal lamellar bone; ic—internal cavity; nc—neural canal; ns—neural spine; pfb—parallel-fibred bone; pvc—primary vascular canals; sf—Sharpey’s fibres; st—slanted trabeculae; tb—trabecular bone.Scale bars for panels A–C equal 5 mm and 0.5 mm for D–J.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF9F5659FDBB64A963F0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340890/files/figure.png	https://doi.org/10.5281/zenodo.14340890	Figure 5.Middle cervicals of Tanystropheus sp.from Miedary: A, B, D—ZPAL V.36/101; C, E, F—ZPAL V. 36/102; A is a surface model in left lateral view.B, C, longitudinal CT cross sections of an anterior (B) and a posterior portion (C) of the vertebra. D, E, F, transverse CT cross sections. Sectioning planes and walls of the neural canal and internal cavity have been outlined with white dashed lines, with the lines signifing the sectioning planes being thicker than the internal cavity outline. Anatomical abbreviations: ic—internal cavity; nc—neural canal; ns— neural spine; poz—postzygapophysis; prz—prezygapophysis.	Figure 5.Middle cervicals of Tanystropheus sp.from Miedary: A, B, D—ZPAL V.36/101; C, E, F—ZPAL V. 36/102; A is a surface model in left lateral view.B, C, longitudinal CT cross sections of an anterior (B) and a posterior portion (C) of the vertebra. D, E, F, transverse CT cross sections. Sectioning planes and walls of the neural canal and internal cavity have been outlined with white dashed lines, with the lines signifing the sectioning planes being thicker than the internal cavity outline. Anatomical abbreviations: ic—internal cavity; nc—neural canal; ns— neural spine; poz—postzygapophysis; prz—prezygapophysis.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF9F5659FDBB64A963F0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340894/files/figure.png	https://doi.org/10.5281/zenodo.14340894	Figure 6. Vertebrae of Tanystropheus sp. from Miedary:A, E, I—ZPAL V.36/106, 11th cervical; B, F, J—ZPAL V.36/108, 12th cervical; C, G, K—ZPAL V.36/110, 13th (last) cervical; D—ZPAL V.36/1036, dorsal; H, L—ZPAL V. 36/112, dorsal. A–D, surface models in left lateral view. E–H, longitudinal CT cross sections. I–L, transverse CT cross sections.White dashed lines mark the sectioning planes (yellow) and walls of the neural canal and internal cavity (white). Anatomical abbreviations:ic—internal cavity; nc—neural canal; ns—neural spine; poz— postzygapophysis; prz—prezygapophysis. Scale bars equal 2 cm for A–H, and 1 cm for the other panels.	Figure 6. Vertebrae of Tanystropheus sp. from Miedary:A, E, I—ZPAL V.36/106, 11th cervical; B, F, J—ZPAL V.36/108, 12th cervical; C, G, K—ZPAL V.36/110, 13th (last) cervical; D—ZPAL V.36/1036, dorsal; H, L—ZPAL V. 36/112, dorsal. A–D, surface models in left lateral view. E–H, longitudinal CT cross sections. I–L, transverse CT cross sections.White dashed lines mark the sectioning planes (yellow) and walls of the neural canal and internal cavity (white). Anatomical abbreviations:ic—internal cavity; nc—neural canal; ns—neural spine; poz— postzygapophysis; prz—prezygapophysis. Scale bars equal 2 cm for A–H, and 1 cm for the other panels.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF9F5659FDBB64A963F0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340898/files/figure.png	https://doi.org/10.5281/zenodo.14340898	Figure 7. Internal cavity volume in the cervical vertebrae of ‘P’.antiquus MGUWr 3895s (A) and Tanystropheus sp. from Miedary ZPAL V. 36/181 (B). Anatomical abbreviation:ic—internal cavity. Images obtained using ‘xray’ shader in MeshLab v.2020.12 (Cignoni et al.2008).	Figure 7. Internal cavity volume in the cervical vertebrae of ‘P’.antiquus MGUWr 3895s (A) and Tanystropheus sp. from Miedary ZPAL V. 36/181 (B). Anatomical abbreviation:ic—internal cavity. Images obtained using ‘xray’ shader in MeshLab v.2020.12 (Cignoni et al.2008).	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF9F5659FDBB64A963F0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340900/files/figure.png	https://doi.org/10.5281/zenodo.14340900	Figure 8. Transverse cross sections through the cervicals of Tanystropheus ‘conspicuus’ (F) and Tanystropheus sp. from Miedary (all other panels). A, ZPAL V. 36/150, middle cervical, middle portion; (B) ZPAL V. 36/181, middle cervical, middle portion; (C) ZPAL V. 36/193, middle cervical, middle portion; (D) ZPAL V. 36/1099, 10th cervical, posterior portion; (E) ZPAL V.36/166, 10th cervical, middle portion; (F) UMO BT 738.00, 11th cervical, anterior portion; (G) ZPAL V.36/1099, 10th cervical, posterior portion, close-up on the right ventrolateral portion of the vertebra with bundles of longitudinally oriented secondary osteons; (H) ZPAL V. 36/156, middle cervical, middle section, close-up on the base of neural spine with the endosteal bone lining.A, C, D, E, G, H, thin sections viewed in polarized light. B, µCT image.F, polished section.Anatomical abbreviations: elb—endosteal lamellar bone; ic—internal cavity; nc—neural canal; ns—neural spine; scf—subcentral foramen; so—secondary osteons; tb—trabecular bone.Scale bar equals 2 mm for B, G, H, and 5 mm for the other panels.	Figure 8. Transverse cross sections through the cervicals of Tanystropheus ‘conspicuus’ (F) and Tanystropheus sp. from Miedary (all other panels). A, ZPAL V. 36/150, middle cervical, middle portion; (B) ZPAL V. 36/181, middle cervical, middle portion; (C) ZPAL V. 36/193, middle cervical, middle portion; (D) ZPAL V. 36/1099, 10th cervical, posterior portion; (E) ZPAL V.36/166, 10th cervical, middle portion; (F) UMO BT 738.00, 11th cervical, anterior portion; (G) ZPAL V.36/1099, 10th cervical, posterior portion, close-up on the right ventrolateral portion of the vertebra with bundles of longitudinally oriented secondary osteons; (H) ZPAL V. 36/156, middle cervical, middle section, close-up on the base of neural spine with the endosteal bone lining.A, C, D, E, G, H, thin sections viewed in polarized light. B, µCT image.F, polished section.Anatomical abbreviations: elb—endosteal lamellar bone; ic—internal cavity; nc—neural canal; ns—neural spine; scf—subcentral foramen; so—secondary osteons; tb—trabecular bone.Scale bar equals 2 mm for B, G, H, and 5 mm for the other panels.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF9F5659FDBB64A963F0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340904/files/figure.png	https://doi.org/10.5281/zenodo.14340904	Figure 9. Interpretative drawings of the internal anatomy of a cervical vertebra of ‘P’.antiquus (A) and a middle cervical of an adult individual of Tanystropheus spp.(B) shown in the transverse cross section near the midpoint of their anteroposterior length.	Figure 9. Interpretative drawings of the internal anatomy of a cervical vertebra of ‘P’.antiquus (A) and a middle cervical of an adult individual of Tanystropheus spp.(B) shown in the transverse cross section near the midpoint of their anteroposterior length.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
6A3DD143066DFF9F5659FDBB64A963F0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/14340906/files/figure.png	https://doi.org/10.5281/zenodo.14340906	Figure 10. Longitudinal cross section of ZPAL V.36/110, 13th (last) cervical vertebra of Tanystropheus sp.from Miedary, showing the course of the arterial canal (locations of its end sections are indicated with arrows). The anterior end of the vertebra points towards the left. Anatomical abbreviations: nc—neural canal; ns—neural spine.	Figure 10. Longitudinal cross section of ZPAL V.36/110, 13th (last) cervical vertebra of Tanystropheus sp.from Miedary, showing the course of the arterial canal (locations of its end sections are indicated with arrows). The anterior end of the vertebra points towards the left. Anatomical abbreviations: nc—neural canal; ns—neural spine.	2024-11-08	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.		Zenodo	biologists	Rytel, Adam;Surmik, Dawid;Szczygielski, Tomasz;Spiekman, Stephan N. F.;Kamp, Thomas van de;Zuber, Marcus;Scheyer, Torsten M.			
