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.
688
datasets available to search
ShareScore release 0.9.0
Dataset results
688 results for “ammonoid”
Fig. 47 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Fig. 47. Pluripharciceras ahlburgi sp. nov. A. Cross section of paratype MB.C.22179 (Etzold 1910 Coll.) from Oberscheld (Tiefe Grube), at dm = 22.2 mm, ww = 9.9 mm, wh = 10.6 mm. B. Suture line of holotype MB.C.3644 (Ahlburg Coll.) from Oberscheld (Königszug Mine), at ww = 10.0 mm, wh = 16.0 mm. C. Suture line of paratype MB.C.3639 from Oberscheld, at ww = 12.0 mm, wh = 20.5 mm. D–G. Ontogeneric trajectories of the cardinal conch parameters. Abbreviations: see Material and methods. Scale bar units = 1 mm.
Fig. 8 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Fig. 8. Pharciceras beyrichi sp. nov., holotype MB.C.22174 (Koch Coll.) from Oberscheld. Scale bar units = 1 mm.
Fig. 9 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Fig. 9. Pharciceras beyrichi sp. nov. A. Suture line of holotype MB.C.22174 (Koch Coll.) from Oberscheld, at dm = 26.0 mm, ww = 16.5 mm, wh = 9.0 mm. B. Surface of the last septum of the holotype. Abbreviations: see Material and methods. Scale bar units = 1 mm.
Fig. 6 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Fig. 6. Maenioceras ornatum sp. nov., all probably from the Caroline Mine near Oberscheld. A. Paratype MB.C.30229.2. B. Paratype MB.C.30229.3. C. Holotype MB.C.30229.1. Scale bar units = 1 mm.
Fig. 7 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Fig. 7. Maenioceras ornatum sp. nov. A. Reproduction of the figure in Holzapfel (1895: pl. 6 fig. 9) of a specimen from Martenberg near Adorf. B. Reproduction of the figure in Holzapfel (1895: pl. 4 fig. 14) of a specimen from Ense near Bad Wildungen. Scale bar units = 1 mm.
Fig. 4 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Fig. 4. Maenioceras terebratum (Sandberger & Sandberger, 1851), specimens from Villmar in the Wiesbaden Museum. A. Lectotype 33c, photograph and reproduction of the figure in Sandberger & Sandberger (1850–1856: pl. 5 fig. 3a). B. Suture line of the lectotype, after Sandberger & Sandberger (1850–1856: pl. 5 fig. 3c). C. Specimen 33a. D. Specimen 33b. Scale bar units = 1 mm.
Fig. 3 in The pharciceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Fig. 3. The morphological terms used in the descriptions of the ammonoid conchs and suture lines. Illustration from Foord & Crick (1897), after d'Archiac & de Verneuil (1842).
Text-fig. 12. Ammonoids from the Mospyne Formation. a–e: Bisatoceras sp., dorsal view (a), lateral view (b, d), ventral view (c), surface ornamentation on the flank of specimen IGSU-7/500a (e); a–c – specimen IGSU-7/500, d, e – specimen IGSU-7/500a. f:?Owenoceras sp., lateral view; specimen IGSU-4/1367. Scale bars 2 mm (e) and 5 mm (a–d, f). in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 12. Ammonoids from the Mospyne Formation. a–e: Bisatoceras sp., dorsal view (a), lateral view (b, d), ventral view (c), surface ornamentation on the flank of specimen IGSU-7/500a (e); a–c – specimen IGSU-7/500, d, e – specimen IGSU-7/500a. f:?Owenoceras sp., lateral view; specimen IGSU-4/1367. Scale bars 2 mm (e) and 5 mm (a–d, f).
Text-fig. 10. Gastrioceras sp., lateral view (a), ventral view (b– d); a, b – specimen IGSU-4/6390, c – specimen IGSU-4/6390a, d – specimen IGSU-4/6390b. Scale bar 10 mm. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 10. Gastrioceras sp., lateral view (a), ventral view (b– d); a, b – specimen IGSU-4/6390, c – specimen IGSU-4/6390a, d – specimen IGSU-4/6390b. Scale bar 10 mm.
Text-fig. 9. Ammonoids from the Mospyne Formation. a–d: Gastrioceras angustum PATTEISKY, 1964, lateral view (a, c), ventral view (b, d); a, b – specimen IGSU-7/8100, c, d – specimen IGSU-7/669b. e–i: Gastrioceras lupinum POPOV, 1979, lateral view; e – specimen IGSU-4/687, f – specimen IGSU-4/687a, g – specimen IGSU-4/687b, h – specimen IGSU-4/644, i – specimen IGSU-4/1516. j, k: Gastrioceras kutejnikovense POPOV, 1979, lateral view; j – specimen IGSU-7/3254, k – specimen IGSU-7/3254a. Scale bar 5 mm. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 9. Ammonoids from the Mospyne Formation. a–d: Gastrioceras angustum PATTEISKY, 1964, lateral view (a, c), ventral view (b, d); a, b – specimen IGSU-7/8100, c, d – specimen IGSU-7/669b. e–i: Gastrioceras lupinum POPOV, 1979, lateral view; e – specimen IGSU-4/687, f – specimen IGSU-4/687a, g – specimen IGSU-4/687b, h – specimen IGSU-4/644, i – specimen IGSU-4/1516. j, k: Gastrioceras kutejnikovense POPOV, 1979, lateral view; j – specimen IGSU-7/3254, k – specimen IGSU-7/3254a. Scale bar 5 mm.
Text-fig. 8. Ammonoids Melvilloceras rotaii (LIBROVITCH in POPOV, 1979) from the Mospyne Formation. a, b: A slightly laterally compressed specimen IGSU-7/8040, lateral view (a), ventral view (b). c, d: A slightly laterally compressed specimen IGSU-7/472, lateral view (c), ventral view (d). e, f: Specimen IGSU-7/540, lateral view (e), ventral view (f). g–i: Specimen IGSU-7/468, dorsal view (g), lateral view (h), ventral view (i). j: Specimen IGSU-7/6538, dorsal view. k, l: Specimen IGSU-7/620, lateral view (k), ventral view (l). m–q: Lateral views of the conchs showing the different relief of the umbilical nodes; m – specimen IGSU-4/4148, n – specimen IGSU-7/522, o – specimen IGSU-7/468a, p – specimen IGSU-7/472a, q – specimen IGSU-7/316. Scale bars 10 mm. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 8. Ammonoids Melvilloceras rotaii (LIBROVITCH in POPOV, 1979) from the Mospyne Formation. a, b: A slightly laterally compressed specimen IGSU-7/8040, lateral view (a), ventral view (b). c, d: A slightly laterally compressed specimen IGSU-7/472, lateral view (c), ventral view (d). e, f: Specimen IGSU-7/540, lateral view (e), ventral view (f). g–i: Specimen IGSU-7/468, dorsal view (g), lateral view (h), ventral view (i). j: Specimen IGSU-7/6538, dorsal view. k, l: Specimen IGSU-7/620, lateral view (k), ventral view (l). m–q: Lateral views of the conchs showing the different relief of the umbilical nodes; m – specimen IGSU-4/4148, n – specimen IGSU-7/522, o – specimen IGSU-7/468a, p – specimen IGSU-7/472a, q – specimen IGSU-7/316. Scale bars 10 mm.
Text-fig. 7. Ammonoids from the Mospyne Formation. a: Anthracoceratites sp., lateral view; specimen IGSU-4/3634. b, c: Cymoceras sp., lateral view (b), fragment of the suture line in a 42 mm diameter conch (c); specimen IGSU-4/573. d, e: Neodimorphoceratidae indet., lateral view (d), surface ornamentation on the flank (e); specimen IGSU-4/5350. Scale bars 10 mm. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 7. Ammonoids from the Mospyne Formation. a: Anthracoceratites sp., lateral view; specimen IGSU-4/3634. b, c: Cymoceras sp., lateral view (b), fragment of the suture line in a 42 mm diameter conch (c); specimen IGSU-4/573. d, e: Neodimorphoceratidae indet., lateral view (d), surface ornamentation on the flank (e); specimen IGSU-4/5350. Scale bars 10 mm.
Text-fig. 5. Remains of the jaw apparatus of ammonoids from the Mospyne Formation. a: Part of the upper jaw of an unknown ammonoid (stratigraphic level No. 5). b: Part of the jaw of an unknown ammonoid (stratigraphic level No. 5). c: Upper jaw of an unknown ammonoid (stratigraphic level No. 4). d: Part of the upper jaw of an unknown ammonoid (stratigraphic level No. 4). e: Lower (?) jaw of an unknown ammonoid (stratigraphic level No. 4); the arrow indicates the trace fossil. f: Part of the lower jaw of an unknown ammonoid (stratigraphic level No. 8). Scale bars 2 mm. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 5. Remains of the jaw apparatus of ammonoids from the Mospyne Formation. a: Part of the upper jaw of an unknown ammonoid (stratigraphic level No. 5). b: Part of the jaw of an unknown ammonoid (stratigraphic level No. 5). c: Upper jaw of an unknown ammonoid (stratigraphic level No. 4). d: Part of the upper jaw of an unknown ammonoid (stratigraphic level No. 4). e: Lower (?) jaw of an unknown ammonoid (stratigraphic level No. 4); the arrow indicates the trace fossil. f: Part of the lower jaw of an unknown ammonoid (stratigraphic level No. 8). Scale bars 2 mm.
Text-fig. 4. Taphonomic features of the studied localities of ammonoids. a: Sandstone slab with fragmentary remains of productid and spiriferid brachiopods, orthocerids, coiled nautiloids and ammonoids (stratigraphic level No. 3). b: Shell debris cluster and fragment of crushed ammonoid conch (stratigraphic level No. 1). c: Epibionts on the surface of an ammonoid conch (stratigraphic level No. 5). d: Cluster of bivalves, gastropods and cephalopods remains in a siderite nodule (stratigraphic level No. 5). e: Fragment of an ammonoid conch (stratigraphic level No. 3). f: Fragment of an ammonoid conch (?) with terminal aperture and brachiopod valve (stratigraphic level No. 3). g: Specimen of?Anthracoceratites sp. with conch injuries (shown by arrows) (stratigraphic level No. 8). h, i: Bioerosion trace fossils Cyclopuncta girtyi ELIAS, 1958 on the fragments of cephalopod conchs (stratigraphic level No. 5). j: Limonitized conchs of the ammonoid (stratigraphic level No. 7). k: Fragment of an ammonoid conch (stratigraphic level No. 5). Scale bars 10 mm. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 4. Taphonomic features of the studied localities of ammonoids. a: Sandstone slab with fragmentary remains of productid and spiriferid brachiopods, orthocerids, coiled nautiloids and ammonoids (stratigraphic level No. 3). b: Shell debris cluster and fragment of crushed ammonoid conch (stratigraphic level No. 1). c: Epibionts on the surface of an ammonoid conch (stratigraphic level No. 5). d: Cluster of bivalves, gastropods and cephalopods remains in a siderite nodule (stratigraphic level No. 5). e: Fragment of an ammonoid conch (stratigraphic level No. 3). f: Fragment of an ammonoid conch (?) with terminal aperture and brachiopod valve (stratigraphic level No. 3). g: Specimen of?Anthracoceratites sp. with conch injuries (shown by arrows) (stratigraphic level No. 8). h, i: Bioerosion trace fossils Cyclopuncta girtyi ELIAS, 1958 on the fragments of cephalopod conchs (stratigraphic level No. 5). j: Limonitized conchs of the ammonoid (stratigraphic level No. 7). k: Fragment of an ammonoid conch (stratigraphic level No. 5). Scale bars 10 mm.
Text-fig. 11.?Agastrioceras sp., dorsal view (a), lateral view (b), ventral view (c); specimen IGSU-7/389. Scale bar 10 mm. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 11.?Agastrioceras sp., dorsal view (a), lateral view (b), ventral view (c); specimen IGSU-7/389. Scale bar 10 mm.
Text-fig. 2. Geological setting of the studied sites. a: Stratigraphic position of the Mospyne Formation in the Carboniferous succession of the Donets Basin. b: Stratigraphic position of the studied locality of ammonoids (numbers in circles to the right of the lithological column). c–f: Some studied localities, c – stratigraphic level with ammonoids No. 8, d – stratigraphic level No. 4, e – stratigraphic level No. 3, f – part of the section of the Mospyne Formation in Sukha Ravine and the position of stratigraphic levels with ammonoids. Abbreviations: Tour. – Tournaisian, Serpukhov. – Serpukhovian, Kasimov. – Kasimovian. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 2. Geological setting of the studied sites. a: Stratigraphic position of the Mospyne Formation in the Carboniferous succession of the Donets Basin. b: Stratigraphic position of the studied locality of ammonoids (numbers in circles to the right of the lithological column). c–f: Some studied localities, c – stratigraphic level with ammonoids No. 8, d – stratigraphic level No. 4, e – stratigraphic level No. 3, f – part of the section of the Mospyne Formation in Sukha Ravine and the position of stratigraphic levels with ammonoids. Abbreviations: Tour. – Tournaisian, Serpukhov. – Serpukhovian, Kasimov. – Kasimovian.
Text-fig. 6. Stratigraphic distribution of ammonoids in the Mospyne Formation. The lithological symbols are the same as in Text-fig. 2. in Late Bashkirian Ammonoids From The Mospyne Formation Of The Donets Basin, Ukraine
Text-fig. 6. Stratigraphic distribution of ammonoids in the Mospyne Formation. The lithological symbols are the same as in Text-fig. 2.
Fig. 24 in The ammonoids from the Gattendorfia Limestone of Gattendorf (Devonian-Carboniferous boundary; Upper Franconia, Germany)
Fig. 24. Acutimitoceras acutum (Schindewolf, 1923) from Gattendorf. A. Cross section of paralectotype SMF Mbg.3106 (Schindewolf 1916 Coll.) from bed 21. B. Suture line of specimen MB.C.31283 (Korn 1989 Coll.) from bed 21f, at dm = 11.5 mm, ww = 4.8 mm, wh = 5.5 mm. C. Growth line and constriction course in lectotype SMF.Mbg.3105 (Schindewolf 1916 Coll.) from bed 21, at dm = 16.4 mm, ww = 5.0 mm, wh = 9.0 mm. D –F. Ontogenetic development of the conch width index (ww/dm), umbilical width index (uw/dm), whorl width index (ww/wh) and whorl expansion rate (WER) of selected specimens. Grey dots = specimen MB.C.1986 from the Pfaffenberg near Saalfeld, from Bartzsch & Weyer (1996). Scale bar units = 1 mm.
Fig. 23 in The ammonoids from the Gattendorfia Limestone of Gattendorf (Devonian-Carboniferous boundary; Upper Franconia, Germany)
Fig. 23. Acutimitoceras acutum (Schindewolf, 1923) from Gattendorf. A. Lectotype SMF Mbg.3105 (Schindewolf 1916 Coll.) from bed 21. B. Specimen MB.C.31283 (Korn 1989 Coll.) from bed 21f. Scale bar units = 1 mm.
Fig. 21 in The ammonoids from the Gattendorfia Limestone of Gattendorf (Devonian-Carboniferous boundary; Upper Franconia, Germany)
Fig. 21. Stockumites sp., juvenile specimens (Korn 1989 Coll.) from Gattendorf, bed 21a. A. Specimen MB.C.31271. B. Specimen MB.C.31272. C. Specimen MB.C.31273. D. Specimen MB.C.31274. E. Specimen MB.C.31275. Scale bar units = 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.