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.
22
datasets available to search
ShareScore release 0.9.0
Dataset results
22 results for “Stereospondyli”
Fig. 3 in The Triassic Amphibian Thoosuchus yakovlevi and the Relationships of the Trematosauroidea (Temnospondyli: Stereospondyli)
Fig. 3. Phylogeny of trematosauroid temnospondyls and related taxa resulting from a PAUP analysis of the data matrix presented in Table 1. (A), preferred phylogeny representing one of the ten most parsimonious trees (MPTs), showing the Capitosauria and Trematosauria (denoted by short arrows) as defined by Yates & Warren (2000). Nodes A–F discussed in the text. (B), strict consensus of ten MPTs, showing decay index for each clade.
Fig. 1 in The Triassic Amphibian Thoosuchus yakovlevi and the Relationships of the Trematosauroidea (Temnospondyli: Stereospondyli)
Fig. 1. Thoosuchus yakovlevi (AM F98271), a basal trematosauroid temnospondyl from the Early Triassic of Russia. Photographs of the skull in (A), dorsal; (B), ventral; (C), occipital; (D), anterior and (E), lateral views. Scale bar equals 30 mm.
Figure 4 in A new species of Cyclotosaurus (Stereospondyli, Capitosauria) from the Late Triassic of Bielefeld, NW Germany, and the intrarelationships of the genus
Figure 4. Phylogenetic position of the genus Cyclotosaurus within the capitosaur taxa chosen for the present PAUP analysis (the intrarelationships of the genus are shown in Fig. 5). The strict consensus of the three most parsimonious trees is shown with "cyclotosaurs" (i.e., forms with squamosal embayment closed to an otic fenestra) highlighted in green. Capitosauroids sensu Schoch (2008) are highlighted in grey. Abbreviation: Mast., Mastodonsaurus.
Figure 2 in A new species of Cyclotosaurus (Stereospondyli, Capitosauria) from the Late Triassic of Bielefeld, NW Germany, and the intrarelationships of the genus
Figure 2. Cyclotosaurus buechneri sp. nov. from the middle Carnian Stuttgart Formation (Late Triassic) of Bielefeld, NW Germany, holotype and only specimen (Namu ES/k 36053).
Figure 1 in A new species of Cyclotosaurus (Stereospondyli, Capitosauria) from the Late Triassic of Bielefeld, NW Germany, and the intrarelationships of the genus
Figure 1. Geographical setting of the fossil locality of Bielefeld-Sieker. Abbreviations: B, Berlin; H, Hamburg; K, Köln (Cologne); M, München (Munich). The scale bar is equal to 5 km.
Figure 3 in A new species of Cyclotosaurus (Stereospondyli, Capitosauria) from the Late Triassic of Bielefeld, NW Germany, and the intrarelationships of the genus
Figure 3. Cyclotosaurus buechneri sp. nov. from the middle Carnian Stuttgart Formation (Late Triassic) of Bielefeld, NW Germany, holotype and only specimen (Namu ES/k 36053). Drawings of the specimen with (a) dermal sculpture and (b) dermal sculpture omitted and lateral line sulci highlighted. Abbreviations: f, frontal; ifs, infraorbital sulcus; ifs-o, otic part of infraorbital sulcus; j, jugal; la, lacrimal; n, nasal; na, naris; otf, otic fenestra; p, parietal; pf, postfrontal; pfo, parietal foramen; po, postorbital; pp, postparietal; prf, prefrontal; sos, supraorbital sulcus; sq, squamosal; t, tabular.
Figure 5 in A new species of Cyclotosaurus (Stereospondyli, Capitosauria) from the Late Triassic of Bielefeld, NW Germany, and the intrarelationships of the genus
Figure 5. Intrarelationships of the different species of Cyclotosaurus as found in the strict consensus tree of the present PAUP analysis. Supporting characters (white rectangles) are mapped on nodes. The numbers refer to the characters listed in the Appendix and their state is given in brackets. R: reversal. Skulls redrawn after Kuhn (1932), Sulej and Majer (2005), Schoch and Milner (2000), and Schoch (2008).
Figure 13 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 13. Tympanic cavities of Eryopiformes, including Stereospondyli (see characters 91, 201, 210 in Supporting information Appendix S2). A, Eryops megacephalus (AMNH 23529), dorsal view of the right otic notch. B, Platyoposaurus watsoni (PIN 161/39), posterolateral view of the right otic notch. C, Konzhukovia vetusta (PIN 520/1), dorsal view of the right otic notch. D, Australerpeton cosgriffi (UFRGS-PV-0230-P), posterolateral view of the left otic notch. E, Rhineceps nyasaensis (CAMZM T.259), posterolateral view of the right otic notch. F, Uranocentrodon senekalensis (TM 185), posterolateral view of the left otic notch. Scale bars: A–C, E, F = 3 cm; D = 1 cm. The arrows indicate the dorsal pterygoid crest (white), the stapedial groove (black), and the oblique crest (yellow).
Figure 6. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 6. Australerpeton cosgriffi Barberena, 1998. Reconstruction of skull in ventral view. Dark grey areas represent openings or fenestrae. Light grey areas represent recessed areas of bone, areas of articulation (mandibular and occipital), and denticles on palate. Abbreviations: apv, anterior palatal vacuity; bo, basioccipital; cm, crista muscularis; co, choana; cp, cultriform process; ec, ectopterygoid; iv, interpterygoid vacuity; mx, maxilla; occ, occipital condyle; pl, palatine; pmx, premaxilla; ps, parasphenoid; pt, pterygoid; qd, quadrate; qj, quadratojugal; sf, subtemporal fenestra; tub, medial tubercle of the premaxilla; vo, vomer; vpj, ventral process of the jugal. Scale bar = 5 cm.
Figure 9. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 9. Australerpeton cosgriffi Barberena, 1998. Posterior region of the palate of UFRGS-PV-0229-P. Photograph (A) and interpretative drawing (B). Dark grey areas represent openings or fenestrae. Light grey areas represent recessed areas of bone (tympanic cavity), areas of articulation (occipital) or insertion (pockets for insertion of vertebro-occipital musculature), and denticles on the palate. The black areas represent areas of the dorsal surface. Abbreviations: asd, denticles on the parasphenoid with arch-shaped distribution; bo, basioccipital; cm, crista muscularis; gm, groove possibly for the insertion of a mucous membrane or dentigerous ossicles on the interpterygoid vacuity; iv, interpterygoid vacuity; occ, occipital condyle; poc, 'pockets' for the insertion of the occipital musculature; ps, parasphenoid; pt, pterygoid. Scale bar = 5 cm.
Figure 5. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 5. Australerpeton cosgriffi Barberena, 1998. Reconstruction of the skull in dorsal view. Dark grey areas represent openings or fenestrae. Light grey areas represent recessed areas of bone (tympanic cavity). Abbreviations: en, external naris; fr, frontal; jug, jugal; la, lacrimal; mx, maxilla; na, nasal; orb, orbit; pa, parietal; pf, postfrontal; po, postorbital; ppa, postparietal; prf, prefrontal; pmx, premaxilla; qd, quadrate; qj, quadratojugal; sq, squamosal; st, supratemporal; tab, tabular. Scale bar = 5 cm.
Figure 4. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 4. Australerpeton cosgriffi Barberena, 1998. UFRGS-PV-0224-P, photographs (above) and interpretative drawing (below) in dorsal (A), posterior (B), and ventral (C) views. Dark grey areas represent openings or sediment-infilled fenestrae. Light grey areas represent recessed areas of bone (tympanic cavity), articulation (mandibular and occipital), or denticles on palate. Areas filled with parallel lines are broken surfaces. Abbreviations: afm, articular facet of mandible; an, angular; ar, articular; arg, arcadian groove; arp, arcadian process; bo, basioccipital; cm, crista muscularis; co, choana; cp, cultriform process; ctf, chorda tympanica foramen; de, dentary; ec, ectopterygoid; ex, exoccipital; fcr, falciform crest; fm, foramen magnum; fopq, foramen paraquadratum accessorium; foq, foramen quadratum; fr, frontal; iv, interpterygoid vacuity; jug, jugal; jvp, ventral process of the jugal; la, lacrimal; memb., ridge corresponding to the basal attachment of the medial membrane of the tympanic cavity (sensu Watson, 1962); ms, mandibular sulcus; mx, maxilla; na, nasal; occ, occipital condyle; orb, orbit; pa, parietal; par, prearticular; pf, postfrontal; pfe, post-temporal fenestra; pgp, postglenoid process; pl, palatine; pmf, posterior Meckelian fenestra; po, postorbital; ppa, postparietal; prf, prefrontal; ps, parasphenoid; psp, postsplenial; pt, pterygoid; qd, quadrate; qj, quadratojugal; rap, retroarticular process; san, surangular; sf, subtemporal fenestra; sp, splenial; sq, squamosal; st, supratemporal; tab, tabular; tabh, tabular horn; tcr, tympanic crest; vo, vomer. Scale bars = 5 cm.
Figure 12 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 12. Parasphenoids of Eryopiformes in ventral view, including Stereospondyli (see characters 27, 76, 82, 199, 209 in Supporting information Appendix S2). A, Eryops megacephalus (AMNH 4673). B, Platyoposaurus watsoni (PIN 161/ 20). C, Australerpeton cosgriffi (UFRGS-PV-0224-P). D, Uranocentrodon senekalensis (TM 185). E, Lydekkerina huxleyi (CAMZM T.238). F, Benthosuchus sushkini (PIN 219/2257). Scale bars: A, D = 5 cm, B, C, F = 3 cm, E = 1 cm.
Figure 8. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 8. Australerpeton cosgriffi Barberena, 1998, left otic notch of UFRGS-PV-0230-P. Photograph (A) and interpretative drawing (B), showing the crests of the tympanic cavity. Dark grey areas represent the area of the stapedial groove. Light grey areas represent the lateral wall of the tympanic cavity. Areas filled with parallel lines are broken or restored surfaces. Abbreviations: dpc, dorsal pterygoid crest; fcr, falciform crest; memb., ridge corresponding to the basal attachment of the medial membrane of the tympanic cavity (sensu Watson, 1962); obc; oblique crest; pt, pterygoid (ascending lamina); qd, quadrate; qj, quadratojugal; sq, squamosal; st, supratemporal; stg, stapedial groove; tab, tabular; tcr, tympanic crest. Scale bar = 5 cm.
Figure 3. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 3. Australerpeton cosgriffi Barberena, 1998. UFRGS-PV-0227-P (holotype). Photographs (above) and interpretative drawing (below) in dorsal (A), posterior (B), and ventral (C) views. Dark grey areas represent openings or sedimentinfilled fenestrae. Light grey areas represent recessed areas of bone (tympanic cavity), areas of articulation (mandibular and occipital), and denticles on palate. Areas filled with parallel lines are broken surfaces. Abbreviations: cm, crista muscularis; co, choana; cp, cultriform process; ec, ectopterygoid; en, external naris; ex, exoccipital; fcr, falciform crest; fr, frontal; iv, interpterygoid vacuity; jug, jugal; la, lacrimal; memb., ridge corresponding to the basal attachment of the medial membrane of the tympanic cavity (sensu Watson, 1962); mx, maxilla; na, nasal; obc, oblique crest; occ, occipital condyle; orb, orbit; pa, parietal; pf, postfrontal; pfe, post-temporal fenestra; pl, palatine; po, postorbital; ppa, postparietal; prf, prefrontal; ps, parasphenoid; pt, pterygoid; qd, quadrate; qj, quadratojugal; sf, subtemporal fenestra; sq, squamosal; st, supratemporal; tab, tabular; tabh, tabular horn; tcr, tympanic crest; tyc, tympanic cavity; vo, vomer; vpj, ventral process of the jugal. Scale bars = 5 cm.
Figure 11 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 11. Part of the most parsimonious tree, including only Stereospondylomorpha. The rectangles represent all supporting synapomorphies mapped onto each node; state 0 in white and states 1, 2 or 3 in black.
Figure 2. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 2. Australerpeton cosgriffi Barberena, 1998. Photographs (above) and interpretative drawings (below) of cranial material in dorsal view. A, UFRGS-PV-0227-P (holotype; partial skull without rostrum and lacking the right side). B, UFRGS-PV-0224-P (partial skull without rostrum). C, UFRGS-PV-0225-P (partial skull without the anterior extremity, possibly a juvenile). D, UFRGS-PV-0228-P (rostrum). E, UFRGS-PV-0230-P (fragment of the left posterior part of skull). F, UFRGS-PV-0229-P (partial skull without rostrum). Scale bars = 5 cm.
Figure 1 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 1. Geographical position of Serra do Cadeado (white circle) in the context of the Paraná Basin (grey area); the black area corresponds to Permian outcrops.
Figure 7. Australerpeton cosgriffi Barberena, 1998 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 7. Australerpeton cosgriffi Barberena, 1998. Reconstruction of the skull in posterior view. Dark grey areas represent openings or fenestrae. Light grey areas represent recessed areas of bone (tympanic cavity) and areas of articulation (mandibular and occipital). Abbreviations: bo, basioccipital; ex, exoccipital; fm, foramen magnum; memb, ridge corresponding to the basal attachment of the medial membrane of the tympanic cavity (sensu Watson, 1962); occ, occipital condyle; pfe, post-temporal fenestra; ppa, postparietal; ps, parasphenoid; pt, pterygoid; qd, quadrate; qj, quadratojugal; sq, squamosal; tab, tabular; tyc, tympanic cavity. Scale bar = 5 cm.
Figure 10. The most parsimonious tree that resulted from the phylogenetic analysis, with 509 in The cranial morphology of the temnospondyl Australerpeton cosgriffi (Tetrapoda: Stereospondyli) from the Middle-Late Permian of Paraná Basin and the phylogenetic relationships of Rhinesuchidae
Figure 10. The most parsimonious tree that resulted from the phylogenetic analysis, with 509 steps, depicting the position of Australerpeton cosgriffi. Decay indices (Bremer support) with values above 1 are given below the nodes. Bootstrap percentages are given after the Bremer support values (ins) for clades with values above 50%.
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.